Definition of overbids:
(v) :
(intransitive) To make an excessively high offer to pay or accept a price.
(v) :
(transitive) To outbid.
(n) :
An excessively high offer to pay or accept a price.
(v) :
(intransitive, card games) To announce a goal, before starting play, that exceeds the goal actually achieved.
(n) :
(card games) The announcement of a goal, before starting play, that exceeds the goal actually achieved.