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a. An agreement under which each bettor pledges a certain amount to the other depending on the outcome of an unsettled matter.
b. A matter bet on; a gamble.
2. Something that is staked on an uncertain outcome; a bet: a wager of $20.
3. Archaic A pledge of personal combat to resolve an issue or case.
v. wa·gered, wa·ger·ing, wa·gers
To risk or stake (an amount or possession) on an uncertain outcome; bet.
To make a bet.
[Middle English, from Anglo-Norman wageure, from Old North French wagier, to pledge, from wage, pledge; see wage.]