Overview of noun twenty-one

The noun twenty-one has 2 senses

• twenty-one, 21, XXI -- (the cardinal number that is the sum of twenty and one)


• blackjack, twenty-one, vingt-et-un -- (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)

Overview of adj twenty-one

The adj twenty-one has 1 sense

• twenty-one, 21, xxi -- (being one more than twenty)