Step on it!

step on it

Hurry up, go faster, as in Step on it or we are going to be late. This idiom alludes to stepping on a vehicle's gas pedal. [Colloquial; c. 1920]
See also: on, step

Step on it!

in. Hurry up! (As if one were pressing down on the gas pedal. Not limited to vehicles, though.) We’re late. Come on! Step on it!
See also: on, step

step on it

Informal
To go faster; hurry.
See also: on, step