(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) 同义词:overbid,
In contract bridge, an overcall is a bid made after an opening bid has been made by an opponent; the term refers only to the first such bid. A direct overcall is a bid made directly over the opening bid by right-hand opponent; an overcall in the 'last seat' (made over a bid by left-hand opponent and two subsequent passes) is referred to as a balancing overcall.