What does wildcard mean?
A character or symbol used in computing and programming to represent a variable or unknown value, often used in pattern matching or searching. In games and sports, a wild card is a player or team that is given a special status or advantage.
Example
"The programmer used a wildcard to match any file with the extension .txt."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.