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wild card

noun

1
: an unknown or unpredictable factor
2
: one picked to fill a leftover playoff or tournament berth after regularly qualifying competitors have all been determined
3
usually wildcard : a symbol (such as ? or *) used in a keyword database search to represent the presence of zero, one, or more than one unspecified characters

Examples of wild card in a Sentence

The joker is a wild card. Taxes are the wild card in this election. The team made it into the play-offs as the wild card.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But the labor market remains a wild card, Goldman Sachs analysts said in a research report. Aimee Picchi, CBS News, 8 Dec. 2025 The Texas-Chiefs Sunday Night Football game is massive for the AFC wild card race. Tyler Everett, MSNBC Newsweek, 7 Dec. 2025 At 6-6, Kansas City sits 10th in the AFC, trailing the Pittsburgh Steelers (6-6), Houston Texans (7-5) and Buffalo Bills (8-4) for the final wild card spot. Andy Scholes, CNN Money, 4 Dec. 2025 Still, there are some real wild cards in there. Christian Allaire, Vogue, 4 Dec. 2025 See All Example Sentences for wild card

Word History

Etymology

wild card, playing card with arbitrarily determined value

First Known Use

1971, in the meaning defined at sense 1

Time Traveler
The first known use of wild card was in 1971

Browse Nearby Words

Cite this Entry

“Wild card.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wild%20card. Accessed 10 Dec. 2025.

More from Merriam-Webster on wild card

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