n a bid that is higher than preceding bids
n (bridge) a bid that is higher than your opponent's bid (especially when your partner has not bid at all and your bid exceeds the value of your hand)
v to bid for more tricks than one can expect to win,
v bid more than the object is worth
v. 出价高与（别人）, （桥牌上）叫牌超过（别人）, 过高出价( overbid的第三人称单数 )