revving up
Definitions
Increasing the engine speed of a vehicle by pressing the accelerator while in neutral or with the clutch disengaged.
Becoming more active, energetic, or prepared for a period of intense activity.
Examples
The motorcycle engine was revving up, signaling that the race was about to begin.
The marketing team is revving up for the product launch next month.
Synonyms
accelerating gearing up preparing stimulating energizing ramping up intensifying
Antonyms
slowing down decelerating winding down relaxing calming deactivating stagnating