vroom Definition

vroom (colloq)
noun

1. Power, drive and energy.

Example: He's got vroom

verb, intr vroomed, vrooming

1. To travel at speed.

Example: Pat vroomed along the motorway
2. To rev (a car engine).

Example: He always vrooms the engine at the traffic lights

Etymology: 1960s: originally US, imitating the roaring sound of a car.