ATV

1. abbreviationinitialismbroadcastingInitialism of Associated Television.
2. abbreviationinitialismbroadcastingInitialism of Asia Television Limited.
3. abbreviationinitialismbroadcastingInitialism of ATV (Austria).

plural ATVs

1. abbreviationcountableinitialismuncountabletransportInitialism of all-terrain vehicle (an astride-seated quad or tri-wheeled off-road recreational vehicle).

   South of the beach access road, people rode ATVs over the dunes, and the ATV engines sounded like bugs from a distance, a high buzzing whine. Ambulances drove down the beach to collect ATV drivers three or four times a day.

   2020, Emily St. John Mandel, The Glass Hotel, Picador (2021), pages 245-246

2. abbreviationcountableinitialismuncountablespacetransportInitialism of Automated Transfer Vehicle.
3. abbreviationcountableinitialismuncountablebroadcastingInitialism of amateur television.
4. abbreviationcountableinitialismuncountableInitialism of airport transit visa.
5. abbreviationcountableuncountablemedicineAbbreviation of atazanavir.