give it up
To stop doing something. Often used as an imperative. Give it up—Adam's a better skateboarder than you, and no amount of practice will change that. Oh, give it up already—I know you're lying.
Give it up!
Inf. Stop trying!; You are wasting your time! (Fixed order.) Bob: I just can't understand calculus! Bill: Give it up! Get out of that course and get into something less cruel. Tom: I'm just not a very good singer, I guess. Sue: It's no good, Tom. Give it up! Tom: Don't you think I'm doing better, though? Sue: Give it up, Tom!
Give it up!
exclam. Quit now!; Enough is enough! Give it up! You can’t pitch!