bet

/bet/ verb [I, T] (present participle betting, past tense and past participle bet)

Definition

› to risk money on the result of a game, competition, etc: He lost all his money betting on horses. [+ two objects + (that)] I bet him a dollar that I was right.

I bet informal › something that you say to show that you believe that something is true or will happen: [+ (that)] I bet that he's forgotten my birthday again.

You bet! mainly US informal › used to say that you will do something with enthusiasm: "Are you going to Pam's party?" "You bet!"

(Definition of bet verb from the Cambridge Learner's Dictionary © Cambridge University Press)