In plain English
This gives one conversation a fixed place above the others in the chat list. It is marked so the list keeps showing it first.
In context
Here, "pin chat" names the action of marking a conversation so it stays at the top of the chat list.
- Situation
- Using messages, follows, connections, groups, communities, and interaction controls
- What it communicates
- Labels the action for keeping a conversation at the top of the chat list.
Meaning limits
The term only concerns keeping a chat at the top of a list and does not by itself say anything about the chat's content or status.
Examples
“After he pinned the travel chat, it stayed above his newer conversations.”
“Please pin the builders' chat until the work is finished.”