messageblock

noun
UK /ˈmɛsɪdʒ blɒk/
US /ˈmɛsɪdʒ blɑːk/

A messageblock is a small piece of a message that travels together with other pieces.

The computer put the long letter into a messageblock so it could send it safely.


OTHER MEANINGS

2. A block of text or information grouped together in a chat or email.

She read the messageblock at the top of the screen.

3. A building or section of a building used for leaving notes or announcements.

The teacher pinned the news on the messageblock by the door.

4. A small unit that stops a message from being sent until it is complete.

The app held the messageblock until the internet came back.