Hop to it!
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hop to it
To start doing some task or activity. Come on, hop to it—this room needs to be completely clean in an hour!
See also: hop
Hop to it!
Inf. Get started right now! Bill: I have to get these things stacked up before I go home. Bob: Then hop to it! You won't get it done standing around here talking. "Hurry up! Hop to it!" urged Bill. "We've got to get this done!"
See also: hop