Definition of vingt-et-un in US English:

vingt-et-un

noun

  • The card game blackjack.

    • ‘During the next century, French colonists brought the game of vingt-et-un across the ocean to Canada and the United States, and the game started making regular appearances in North American casinos in the early twentieth century.’
    • ‘In my first term at prep school, I was introduced to vingt-et-un.’
    • ‘The older adults played vingt-et-un (Twenty-one) or other card games while the young danced and engaged in flirtations until the party dispersed near daybreak.’

Origin

French, literally ‘twenty-one’.

Pronunciation

vingt-et-un

/ˌvant ā ˈən/