2
general::
Phrase(s): 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!"
McGrawhill's American Idioms And Phrasal Verbs