auto-messaging

noun
UK /ˌɔːtəʊ ˈmɛsɪdʒɪŋ/
US /ˌɔːtoʊ ˈmɛsɪdʒɪŋ/

Auto-messaging is when a computer sends messages for you without you typing them.

My mom's phone uses auto-messaging to tell people she is driving.


OTHER MEANINGS

2. A feature in apps that sends preset replies when you are busy.

The game's auto-messaging told my friends I was offline.

3. Software that sends reminders or alerts on a schedule.

The library uses auto-messaging to remind people to return books.

4. A system that sends the same message to many people at once.

The school's auto-messaging sent the snow-day alert to every parent.