wildcard

/ˈwaɪldˌkɑːrd/
noun
  1. In games, a card that can represent any other card or suit.
    • She won the game because her wildcard completed a straight flush.
    • In poker, a joker is often used as a wildcard.
    • The rules say you can use the wildcard to replace any missing card.
  2. A person or thing that is unpredictable or can change a situation in an unexpected way.
    • Her sudden decision to quit was a wildcard that surprised everyone.
    • The new player is a wildcard; no one knows how well he will perform.
    • Weather is always a wildcard when planning an outdoor wedding.
  3. In sports, a team or player that is allowed to enter a competition even though they did not qualify in the usual way.
    • The wildcard spot went to the runner-up from the regional championship.
    • He received a wildcard entry into the tennis tournament.
    • The wildcard team won three games in a row and made it to the finals.
  4. In computing, a character (such as * or ?) that can stand for any other character or group of characters in a search.
    • Use an asterisk as a wildcard to find all files ending in .txt.
    • You can use a wildcard to search for words that start with 'cat'.
    • The search function supports wildcards like ? to match any single letter.
What does "wildcard" mean? | whatsthatwordmean | whatsthatwordmean