put one over on someone

put one over on someone

INFORMAL
1. If you put one over on someone, you beat them or get an advantage over them. The match represents the opportunity finally to put one over on one of his oldest rugby friends. Note: You can also use get instead of put. Managers wouldn't help each other. They were all trying to get one over on each other.
2. If you put one over on someone, you trick them. My brother David actually prefers doing things dishonestly. It gives him a pleasing feeling of having put one over on other people. You're not kidding me, are you, Ralph? You wouldn't put one over on me just to stop me going down to the club on my own?
See also: on, one, over, put