Twenty-one Definition
twentēwun; often twenēwun
noun
Webster's New World
(card games) Blackjack.
Wiktionary
(sports) A basketball-based game in which players attempt to score exactly twenty-one points.
Wiktionary
Alternative form of twenty-one.
Wiktionary
Synonyms:
numeral
The cardinal number occurring after twenty and before twenty-two, represented in Roman numerals as XXI and in Arabic numerals as 21.
Wiktionary
Alternative spelling of twenty-one.
Wiktionary