an agreement or pledge to pay an amount of money as a result of the outcome of an unsettled matter
2.
an amount staked on the outcome of such a matter or event
3.
wager of battle (in medieval Britain) a pledge to do battle for a cause, esp to decide guilt or innocence by single combat
4.
English legal historywager of law a form of trial in which the accused offered to make oath of his innocence, supported by the oaths of 11 of his neighbours declaring their belief in his statements
—vb
5.
(when tr, may take a clause as object) to risk or bet (something) on the outcome of an unsettled matter
6.
(tr) history to pledge oneself to (battle)
[C14: from Anglo-French wageure a pledge, from Old Northern French wagier to pledge; see wage]