Definition of Twenty-one

1. Noun. The cardinal number that is the sum of twenty and one.

Exact synonyms: 21, Xxi
Generic synonyms: Large Integer

2. Adjective. Being one more than twenty.
Exact synonyms: 21, Xxi
Similar to: Cardinal

3. Noun. 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.
Exact synonyms: Blackjack, Vingt-et-un
Generic synonyms: Card Game, Cards

Definition of Twenty-one

1. Number. The cardinal number occurring after twenty and before twenty-two, represented in Roman numerals as XXI and in Arabic numerals as 21. ¹

2. Noun. (card games) Blackjack. ¹

3. Noun. (sports) A basketball-based game in which players attempt to score exactly twenty-one points. ¹

¹ Source:

Lexicographical Neighbors of Twenty-one

twenty-five past
twenty-five percent
twenty-five to
twenty-four hours
twenty-four seven
twenty-minute egg
twenty-nail dystrophy
twenty-one (current term)
twenty-one hundred
twenty-three hundred

Literary usage of Twenty-one

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Catholic Encyclopedia: An International Work of Reference on the by Charles George Herbermann (1913)
"By a law dated 25 June, 1907, parental consent is no longer required for men and women over twenty-one years of age, but both men and women under thirty ..."

2. Reports of Cases Argued and Determined in the High Court of Chancery: From by Great Britain Court of Chancery, Francis Vesey (1827)
"The expression, " when they "shall attain twenty-one" must be understood ... A gift to a trustee in trust for a legatee at twenty- one is jnst the same as a ..."

3. United States Supreme Court Reports by Lawyers Co-operative Publishing Company, United States Supreme Court (1888)
"Its origin -within twenty or twenty-one years of the older survey, ... It also held that after the lapse of twenty-one years from the return of a survey, ..."

4. Indian Affairs: Laws and Treaties by United States, Charles Joseph Kappler (1904)
"In township thirty-seven, range one east: Section twenty; section twenty-one, less south half of south half of southwest quarter of southeast quarter (ten ..."

5. Reports of Cases Argued and Determined in the High Court of Chancery: During by Great Britain Court of Chancery, Edward Thurlow Thurlow, Alexander Wedderburn Rosslyn, Jonathan Cogswell Perkins (1845)
"Devise to trustees and their heirs in trust to receive the rents, &c. until A. shall attain twenty-one; and immediately after he shall attain twenty-one to ..."

6. United States Statutes at Large: Containing the Laws and Concurrent by United States (1850)
"... and consent of the Senate, on the twenty-fourth of February, one thousand eight hundred and twenty-one, forty-eight thousand five hundred dollars. ..."

7. The New England Historical and Genealogical Register by Henry Fitz-Gilbert Waters (1916)
"eldest son John Dunke and his children (under twenty-one); second son William Dunke; youngest son Daniel Dunke; daughter Ann, wife of Robert Glover, ..."

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