- To outwit is to beat someone or defeat them because you are smarter or more clever.
If you beat your opponent at a game of strategy because you are more adept and more clever at the game, this is an example of when you outwit your opponent.
transitive verbout·wit·ted, out·wit·ting, out·wits
(third-person singular simple present outwits, present participle outwitting, simple past and past participle outwitted)
From out- +"Ž wit.