United StatesUnited Kingdominformalcolloquial
- By telephone; engaged in telephonic communication (often used in the imperative to mean 'make a phone call').
United StatesUnited Kingdomneutral
- Playing or sounding a horn instrument (e.g., trumpet, saxophone) or a horn device.
United StatesUnited Kingdomneutral
- By means of a vehicle horn; used to refer to honking as a signal or warning.