Slack glossary

This glossary defines common terms that you might see as you’re working in Slack, or throughout our Help Centre. 🔍

A | BCDEFGHI | J | K | LM | N | OPQR | S | T | U | V | W | X | Y | Z

 

A

Access logs
A security feature available to owners and admins of a workspace or org that lists account access details for all members. Individual members can view access logs for their own account.

Active
This refers to your status in Slack. Your teammates will know you’re active from the green dot next to your name.

Analytics
An overview of channel and member activity and usage, providing insight into how your team use Slack.

App
Any internal or third-party software that integrates with Slack. Apps can be added to and used within a workspace.

App Directory
A collection of Slack-owned and third-party apps which can be added to your workspace.

Archive
You can archive a channel.

Away
This refers to your status in Slack. Your teammates will know you’re away from the grey dot next to your name. 

 

B

Badge
The red circular shape with a number next to a channel, member’s name or the Slack app icon when you receive a notification. 

Payment contacts
Billing-related emails will be sent to payment contacts. This list of payment contacts includes all workspace owners, but you can add other members of the workspace and external contacts if needed.

Billing statement
The billing statement acts as a proof of payment and is emailed to workspace owners and payment contacts each time payment is charged. 

Binding email
A binding email allows a member to sign up for a Slack workspace when single sign-on is enabled. This helps Slack confirm we’re giving access to people with access to receive emails via the email address that the binding email is sent to.

 

C

Calls
With Slack calls, you can make a voice or video call and connect to any member of your workspace. 

Channel
Channels – created within a Slack workspace – are where teamwork happens. 

Channel details
Channel details tell you more about what a channel is for. It can include the channel topic, purpose, pinned items, highlights and a list of members who have joined the channel.

Channel list
The list of channels, direct messages, apps and starred items which appears on the left-hand side of the Slack desktop app. 

Channel management
Administrators can choose who can create, archive and remove members from channels.

Channel settings
A menu found in channels which allows you to invite new members, set notification preferences and mute or leave the channel.

Channel suggestions 
An occasional message from Slackbot which helps you discover other channels to join, leave or star.

Conversation settings
A menu found in direct messages to view a member’s profile, view conversation details and edit message retention (if applicable).

Corporate Export
On the Plus subscription, workspace owners can apply for access to a self-service tool called Corporate Export. This type of export includes content from public and private channels and direct messages. If Corporate Export is enabled for your workspace, Standard Export will not be available. 

Custom emoji
Upload custom emoji to enhance messages and communication in Slack. 

Custom status
Customise your status to let people know when you’re in a meeting, on your lunch break or on holiday, for example.

 

D

Data loss prevention (DLP)
A software product which enables customers managing sensitive or regulated data to meet their obligations through routine exports and other management of protected data. 

Default channel
Set default channels for new members to automatically join when they create an account in your workspace.

Deactivate account
If you’re ready to permanently leave a workspace, deactivate your account. You’ll need to deactivate each account individually for every workspace you’ve joined. 

Direct message (DM)
Direct messages are one-to-one conversations between you and another member.

Directory
Use the directory in Slack to find the right people and stay better connected.

Discovery API
The Discovery API supports e-discovery and data loss prevention (DLP) solutions which enable customers managing sensitive or regulated data to meet their obligations through routine exports and other management of protected data. 

Display name
A person’s first name or nickname listed in their profile. This is how people would like to be referred to in Slack.

Do not disturb (DND)
Setting do not disturb hours will automatically disable notifications while you’re not working, whereas manually pausing notifications allows you to disable them on the fly. When do not disturb or snooze is in effect, Slack will not send you notifications (desktop, mobile or email) for the messages or @mentions you receive. 

Downtime
Downtime is based on two factors: the number of minutes Slack was unavailable and the percentage of customers who were affected. If Slack is down, we use server monitoring software to measure the server-side error rate, ping test results, web server tests, TCP port tests and website tests.

 

E

E-discovery
A software product which enables customers managing sensitive or regulated data to meet their obligations through routine exports and other management of protected data. 

Email notification
You’ll get email notifications by default if you’re not actively using Slack and you’re mentioned or sent a direct message.

Emoji
Emoji are a handy way to add additional depth and meaning to your messages. The emoji you see in Slack will reflect the device you’re using to access the app. In other words, Slack will display emoji in Apple’s style on iOS and Mac devices, while Windows, Linux and Android users will see Google’s style.

Emoji reaction
Quickly respond to any message on Slack with an emoji reaction. Reactions can be used for any purpose: voting, ticking off to-do items, showing excitement – and just for fun.

Enterprise Grid subscription
The Slack Enterprise Grid subscription powers the design, usage and administration of multiple interconnected Slack workspaces across your entire company.

Enterprise key management (EKM) 
Enterprise key management gives customers control of their encryption keys, which are used to encrypt and decrypt data sent in Slack. This means that a customer has complete control of their data. 

 

F

Fair billing policy
This is what we call our unique billing policy, which automatically stops charging for members who become inactive.  

Free subscription
You can use Slack with a limited number of features for free, but if you need more features and functionality, we offer three paid subscriptions: Standard, Plus and Enterprise Grid.

Follow thread
Follow a thread to be notified about new replies. See Thread.

Forced password reset
A setting where administrators can force a reset of all passwords for all members in a workspace. Each member will receive a message from Slackbot telling them that a reset has been triggered, and will then receive a password reset link via email.

Full name
A person’s entire name listed in their profile. This could mean “first and last”, although it can also mean many other things in many different cultures and countries. 

 

G

Guest
There are two types of guest roles available in Slack, each with their own set of permissions: single-channel guests and multi-channel guests. Guests have different permissions and access to workspace members, admins and owners.

Group direct message (group DM)
Group direct messages are smaller discussions, outside of channels, between you and up to eight other members. 

 

H

Highlights
A space dedicated to summarising the most recent and important activity in a channel.

 

I

Icon
Slack’s desktop and mobile apps allow you to stay signed in to multiple workspaces if you’re a member of more than one. To help you keep track of things, icons for each workspace appear in the workspace switcher on the left.

Invoice
A commercial document between Slack and a customer which outlines the terms of sale and provides information on how to make payment.

 

J

Join and leave messages
Join and leave messages let other members know who’s coming and going in a channel. All join and leave messages are visible in channels by default. Smaller groups working together in Slack might find these messages helpful, but large groups might prefer to hide them.

 

K

Keyword
Keywords alert you to conversations in channels you’ve joined about topics that interest you. Whenever someone uses one of your keywords in a message, you’ll receive a notification and see the keyword highlighted in yellow.

 

L

Loading message
Loading messages are what members see while Slack is starting up. You can create custom loading messages or use the sets created by Slack. 

 

M

Magic link
When signing in to Slack, you can opt to receive an email with a special sign-in link that expires after 24 hours – a convenient alternative to typing out your password.

Member
Member is a type of role in Slack. Member is the default role for new people invited to a workspace.

Mention (@mention)
When you send a message and include an @mention, the person you mention will be notified. Type the @ symbol followed by a member’s full name or display name.

Message field
The message field is where you type and send messages in channels and direct messages.

Message retention & deletion
Slack keeps all your messages for the lifetime of your workspace by default. If you like, you can have them deleted after a set amount of time. You can also configure this for specific channels.

More actions
Hover over any message and the more actions menu will appear on the right. From there, follow or copy a link to the message, mark it unread, set a reminder, pin it to the channel and more.

Multi-channel guest
Multi-channel guest is a type of role in Slack that gives someone access to one or more channels in your workspace. This type of guest role is only available on paid subscriptions. 

 

N

Notification
Slack notifications keep you informed about things that need your attention. 

Notification preferences
You can customise your notification preferences for desktop, mobile and specific channels from any device.

 

O

Org
Org is an abbreviation of organisation, as it relates to a company’s Enterprise Grid organisation, which powers the design, use and administration of multiple interconnected Slack workspaces.

Organisation
With Enterprise Grid, an organisation powers the design, use and administration of multiple interconnected Slack workspaces.

Organisation admin
Org admin is a type of role in Slack, specifically on the Enterprise Grid subscription. They can manage organisation policies, security and access and administrative settings for an org.

Organisation owner
Org owner is a type of role in Slack, specifically on the Enterprise Grid subscription. They can manage organisation policies, security and access and administrative settings for an org.

Organisation URL
If your company is on the Enterprise Grid subscription, your organisation URL is the web address your members will use to access Slack.

 

P

Paid subscriptions
For more features and functionality, we offer three paid subscriptions: Standard, Plus and Enterprise Grid.

Paper clip icon
The paper clip icon located on the left side of the message field is used to add a post, snippet or file to a channel or DM.

Pin
Pin important items to a channel or direct message so you and other members can conveniently access them. 

Post
Posts let you share long-form formatted content – such as project plans and documentation – directly in Slack.

Profile
Your profile helps teammates learn more about who you are. Everyone can add the following to their profile by default: name, job description or title, phone number and time zone.

Purpose
A description of the way a channel will be used.

 

Q

Quick Switcher
The Quick Switcher is an easy way to move around in Slack without leaving your keyboard. With two keystrokes, jump between direct messages (DMs), channels and even multiple workspaces.

 

R

Reacji
See Emoji reaction.

Reacji Channeler
With Reacji Channeler, an app built by Slack, you can instantly copy a message from one public channel to another using specific emoji reactions or “reacji”. This comes in handy when something posted to a channel could be useful to conversations happening elsewhere across your workspace.

Recent activity
Refers to a place to see new activity, such as mentions and reactions, related to your messages.

Reminders
Send yourself or other members a reminder for anything: important meetings, to-do items and even motivational messages.

 

S

Screen sharing
During a call, present your screen or allow others to draw on it. 

Search
Using search in Slack, it’s easy to come back to the right messages and files when you need to. Use the search field to find a message or file and narrow results using filters and modifiers.

Search field
The search field is where you go to find information in your workspace.

Service level agreement (SLA)
Our service level agreement (SLA) for customers on the Plus subscription and above guarantees 99.99% monthly uptime. If we fall short, we’ll refund customers on the Plus subscription and above 100 times the amount your workspace paid during the period Slack was down.

Session duration
A setting that means that once they have logged in, members will remain signed in until they explicitly sign out. This setting allows you to force users to log in after a certain amount of time has elapsed since their last login.

Single-channel guest
Single-channel guest is a type of role in Slack that gives someone access to one channel in your workspace. This type of guest role is only available on paid subscriptions. 

Single sign-on (SSO)
SSO is a process which permits someone to enter their name and password from one system (such as Google or Okta) to access their account in a Slack workspace without needing credentials for Slack.

Slackbot
Slackbot is a built-in bot in Slack.

Slackbot responses
Add customised automatic responses via Slackbot whenever someone in your workspace uses one of the unique word or phrase triggers. 

Slack API
Slack API documentation helps developers build internal tools, brilliant bots, useful apps and simplified workflows for their teams or to share with Slack’s customers in the App Directory.

Slack Foundry
An interactive training app built by Slack. 

Slash command
Slash commands act as shortcuts that trigger messages or actions from Slack, an app or an integration. 

Snippet
Snippets are a quick and easy way to share bits of code or plain text in your workspace.

Standard Export
On any subscription, workspace owners and admins can use Standard Export to export public channel content from their workspace, including messages and links to files.

Star
Stars are a way to mark an item in Slack as important. You can star messages, files, channels and direct messages. 

 

T

Team
A team or group of people who use Slack to communicate and collaborate. 

Theme
A preference to change your message theme to Clean (clear, friendly and focused) or Compact (the most messages you can fit on screen at once).

Thread
A conversation consisting of an initial Slack message and its replies.

Threads
An area of the Slack app where all your threads can be viewed. 

Time stamp
The time stamp shows you the exact date and time a message in Slack was sent or shared.   

Topic
The channel topic is a quick way to let people know what the channel is for. The topic appears in the channel header and anyone in the channel can modify it.

Transfer ownership
A primary owner has the highest level of permissions in Slack – you become one by creating a new Slack workspace or Enterprise Grid organisation. If needed, primary ownership can be transferred to another member.

Two-factor authentication (2FA, multi-factor authentication)
A preference that requires you to use two-factor authentication to sign in to your account.

 

U

Unarchive
You can unarchive a channel that has been archived.

Unread
Browsing the Unread view on desktop lets you catch up on the messages you missed while you were away from Slack. While you’re at it, you can act on those messages too.

Uptime
Monthly uptime is the percentage of total possible minutes Slack was available. 

User groups
A user group is an easy way to get the attention of many members at once. When you mention a group’s unique display name – e.g. @managers – everyone in that group will be notified.

 

V

Video calls
Talk or video conference in Slack.

Voice calls
Talk to your teammates in Slack.

 

W

Workspace
Slack is a collaboration hub for the people you work with.

Workspace URL
Your workspace URL is the web address your members will use to access Slack.

Workspace admin
Workspace admin is a type of role in Slack. They can manage members, channels and other administrative functions in your workspace.

Workspace owner
Workspace owner is a type of role in Slack. They can do everything workspace admins can do, but they also control the highest-level security and administrative settings: payments, authentication methods, security policies, etc. 

Workspace primary owner
Workspace primary owner is a type of role in Slack. They can do everything workspace owners can do, but they also have the ability to delete the workspace. 

Workspace settings
Administrators can adjust workspace-wide settings and preferences which apply to all members of the workspace.

Workspace-wide two-factor authentication
A setting which requires everyone in the workspace to configure and use two-factor authentication to sign in.

 

X

No glossary items.

 

Y

No glossary items. 

 

Z

No glossary items.

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