/ ˈbɪŋgəʊ; NAmE -goʊ/ noun , exclamation
■ noun
[ U ] a game in which each player has a card with numbers on. Numbers are called out in no particular order and the first player whose numbers are all called out, or who has a line of numbers called out, wins a prize :
to play bingo
a bingo hall
■ exclamation
used to express pleasure and/or surprise because you have found sth that you were looking for, or done sth that you were trying to do :
The computer program searches, and bingo! We've got a match.
For more information see the Cultural Guide
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WORD ORIGIN
1920s (as an interjection): of unknown origin.