1
general::
Phrase(s): Keep it up!
1. Keep up the good work!; Keep on doing it.; Keep (on) trying. • Jane: I think I’m doing better in calculus. John: Keep it up! • Sally: I can now jog for almost three miles. Fred: Great! Keep it up! 2. Just keep acting that way and see what happens to you. (Compare this with (Go ahead,) make my day!) • John: You’re just not doing what is expected of you. Bill: Keep it up! Just keep it up, and I’ll quit right when you need me most. • "Your behavior is terrible, young man! You just keep it up and see what happens," warned Alice. "Just keep it up!"
McGrawhill's American Idioms And Phrasal Verbs
2
general::
Continue to do or maintain something, as in They were playing loud music, and they kept it up all night long. [Mid-1700s] Also see KEEP UP, def. 4.
American Heritage Idioms