/ Dictionary / Index S sixty-one: Meaning and Definition of Find definitions for: six•ty-one Pronunciation: (siks'tē-wun'), [key] — n. a cardinal number, 60 plus 1. a symbol for this number, as 61 or LXI. a set of this many persons or things. —adj. amounting to 61 in number. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sixty-one (Thesaurus) sixty-ninth sixtypenny Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language