/ Dictionary / Index P promiscuity: Meaning and Definition of Find definitions for: prom•is•cu•i•ty Pronunciation: (prom"i-sky'i-tē, prō"mi-), [key] — pl. -ties the state of being promiscuous. promiscuous sexual behavior. an indiscriminate mixture. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: promiscuity (Thesaurus) prominent promiscuous Related Content Daily Word Quiz: designate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language