go get 'em
go get 'em
cliché A phrase of encouragement, especially in the face of some competitive activity. ("’Em is a colloquial shortening of "them.") You win this game, and you've got a shot at the championship. Go get 'em, boys! I know you're nervous about this interview, but you're going to knock it out of the park. Now go get 'em!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.