Definition of on the phone
- Can you see who's at the door? I'm on the phone.
- I was on the phone with my sister until late last night.
- How many households aren't on the phone?
: a speech sound considered as a physical event without regard to its place in the sound system of a language
: speaker of (a specified language)
: of or relating to a population that speaks (a specified language)
What made you want to look up on the phone? Please tell us where you read or heard it (including the quote, if possible).