vroom
(noun, verb, interjection)
interjection
1. The sound of an engine revving up
- I never saw my uncle’s Ferrari, but I could always hear it going vroom as it flew past by my house.
noun
1. the roaring sound made by a motor that is running at high speed
verb
1. make a loud, roaring sound, as of a car engine, while moving
Definition categories: communication, howl, roar