overbid
n 1: a bid that is higher than preceding bids
2: (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) [syn: overcall]
v 1: to bid for more tricks than one can expect to win,
2: bid more than the object is worth [ant: underbid]
[also: overbidding, overbidden]