Twenty-one
noun
1.
a cardinal number, 20 plus 1.
2.
a symbol for this number, as 21 or XXI.
3.
a set of this many persons or things.
4.
Also, 21. Also called blackjack. a gambling game at cards, in which the object is to obtain from the dealer cards whose values add up to, or close to, 21 but which do not exceed it.
adjective
5.
amounting to 21 in number.
noun
1.
another name (esp US) for pontoon2 (sense 1)
Read Also:
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- Twenty-second
[twen-tee-sek-uh nd, twuhn-] /ˈtwɛn tiˈsɛk ənd, ˈtwʌn-/ adjective 1. next after the twenty-first; being the ordinal number for 22. 2. being one of 22 equal parts. noun 3. a twenty-second part, especially of one (1/22). 4. the twenty-second member of a series.
- Twenty-second Amendment
noun 1. an amendment to the U.S. Constitution, ratified in 1951, limiting presidential terms to two for any one person, or to one elected term if the person has completed more than two years of another’s term.
- Twenty-seven
[twen-tee-sev-uh n, twuhn-] /ˈtwɛn tiˈsɛv ən, ˈtwʌn-/ noun 1. a cardinal number, 20 plus 7. 2. a symbol for this number, as 27 or XXVII. 3. a set of this many persons or things. adjective 4. amounting to 27 in number.
- Twenty-seventh
[twen-tee-sev-uh nth, twuhn-] /ˈtwɛn tiˈsɛv ənθ, ˈtwʌn-/ adjective 1. next after the twenty-sixth; being the ordinal number for 27. 2. being one of 27 equal parts. noun 3. a twenty-seventh part, especially of one (1/27). 4. the twenty-seventh member of a series.