noun

1. an agreement between two persons that the one proved wrong about the outcome of something will do or pay what is stipulated; wager
2. 1. the proposition or terms of such an agreement
   2. the thing or sum thus staked
   3. ☆ the thing or person that something is or may be thus staked on this team is a poor bet
3. ☆ a person, thing, or action likely to bring about a desired result he's the best bet for the job

Etymology: prob. aphetic < abet

transitive verb bet or betted bet′·ted, betting bet′·ting

1. to declare in or as in a bet I bet he'll be late
2. to stake (money, etc.) in a bet
3. to wager with (someone)

intransitive verb