chatmessage

noun
UK /ˈtʃæt ˌmes.ɪdʒ/
US /ˈtʃæt ˌmes.ɪdʒ/

A chat message is a short note you send to someone on a phone or computer.

She sent me a chat message to say she was running late.


OTHER MEANINGS

2. A line of text that appears in a group conversation online.

His chat message made everyone in the group laugh.

3. A private note sent through a messaging app.

I got a chat message from my teacher about the homework.

4. A short written reply during a live video or game chat.

The player typed a chat message to thank the team.