overbid overbid /ˌoʊvəbɪd/

noun

1. (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)  ( overbid , overcall )
   (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)
   
2. A bid that is higher than preceding bids  ( overbid )
   a bid that is higher than preceding bids
   

verb

1. (auction) bid more than the object is worth  ( overbid )
   (auction) bid more than the object is worth
   
2. To bid for more tricks than one can expect to win,  ( overbid )
   to bid for more tricks than one can expect to win,