American English

Definition of wild card noun from the Oxford Advanced American Dictionary


    wild card

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  1. 1(in card games) a card that has no value of its own and takes the value of any card that the player chooses
  2. 2a person or thing whose behavior or effect is difficult to predict The Libertarian party is the wild card in the election.
  3. 3(sport) an opportunity for a player or a team to play in a competition when they have not qualified in the usual way; a player or team that enters a competition in this way They were given a wild card for the tournament. She was beaten in the semi-finals by wild card Louise Smith.
  4. 4(computing) a symbol that has no meaning of its own and can represent any letter or number An asterisk is commonly used as a wild card. a wild-card search
See the Oxford Advanced Learner's Dictionary entry: wild card