/ Dictionary / Index S singlet: Meaning and Definition of Find definitions for: sin•glet Pronunciation: (sing'glit), [key] — n. a sleeveless athletic jersey, esp. a loose-fitting top worn by runners, joggers, etc. a single unit; an unpaired or separate item. a man's undershirt or jersey. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: singlet (Thesaurus) single-suiter single tape Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language