/ Dictionary / Index W wife swapping: Meaning and Definition of Find definitions for: wife' swap"ping Pronunciation: [key] sexual activity in which two or more married couples exchange partners. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. wifely wig Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language