Definition of twenty-one Twenty-one
twen•ty•one
We found 7 definitions of twenty-one from 4 different sources.
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What does twenty-one mean?
WordNet
Noun |
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| twenty-one - the cardinal number that is the sum of twenty and one | ||
| 21, XXI | ||
| twenty-one - a gambling game using cards; the object is to hold cards having a higher count than those dealt to the banker up to but not exceeding 21 | ||
| blackjack, vingt-et-un | ||
Adjective |
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| twenty-one - being one more than twenty | ||
| 21, xxi | ||
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Wiktionary 
- twenty-one (Noun)
Blackjack. - twenty-one (Noun)
A basketball-based game in which players attempt to score exactly twenty-one points.
OmegaWiki DictionaryOmegaWiki Dictionary Ω
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twenty-one
The cardinal number occurring after twenty and before twenty-two, represented in Roman numerals as XXI and in Arabic numerals as 21.
Wikipedia 
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Twenty-one is a number. It comes between twenty and twenty-two, and is an odd number. It is divisible by 3, and 7.
Twenty-one is also the name of a popular card game.
