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.
That wild card may be the genre’s relationship with audiences. Alison Foreman, IndieWire, 17 Mar. 2026 Kansas City was holding its own for the most part last season and were aiming to make the playoffs as a wild card team before Mahomes suffered a season-ending knee injury. Ryan Gaydos, FOXNews.com, 17 Mar. 2026 Graf and Celebrini had three points each Saturday as the Sharks earned a 4-2 win over the Canadiens to move into the second wild card spot in the Western Conference. Curtis Pashelka, Mercury News, 15 Mar. 2026 Of course, fans at the Miami Open will be excited to see the sport’s biggest stars, including Djokovic, Alcaraz, Jannik Sinner, Aryna Sabalenka, Iga Swiatek, Coco Gauff, Jessica Pegula and legend Venus Williams, who was invited as a wild card. Miami Herald, 13 Mar. 2026 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 20 Mar. 2026.

More from Merriam-Webster on wild card

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster