Do slightly better than

Certainly! “ONEUP” can be defined as a phrasal verb meaning to do slightly better than someone else or to surpass their achievement or effort by a small margin. In other words, it’s another way of saying “to outdo” or “to best” a competitor.

This term is often used in situations where there is a sense of friendly competition or rivalry, and refers to gaining an advantage over someone else in a way that is slightly better or more efficient. It can be used in a variety of contexts, such as sports, business, academics, and social situations.

For example, if you and a friend are playing a game of cards and they play a difficult hand, you might try to “one-up” them by playing an even more challenging hand. In business, you might seek to “one-up” a competitor by offering a better product or service than they do.

Overall, “one-up” is a common and useful term to describe the act of improving slightly on someone else’s performance or achievement.