startermessage

noun
UK /ˈstɑːtə ˈmɛsɪdʒ/
US /ˈstɑːrtər ˈmɛsɪdʒ/

A starter message is the first message you send to begin a talk.

She sent a friendly starter message to say hello to her new classmate.


OTHER MEANINGS

2. A short message that helps start a game or activity.

The teacher read the starter message before the quiz began.

3. A prewritten message used to begin an email or chat automatically.

The app sends a starter message when you sign up.

4. The first post in an online discussion.

His starter message got lots of replies from the group.