/ Dictionary / Index S swinger: Meaning and Definition of Find definitions for: swing•er Pronunciation: (swing'ur), [key] — n. a person or thing that swings. a lively, active, and modern person whose activities are fashionable or trendy. a person who indulges in promiscuous sex. a person who engages in the exchanging of spouses for sexual activities. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: swinger (Thesaurus) swingeing swinging Related Content Daily Word Quiz: acme Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language