/ Dictionary / Index S sex kitten: Meaning and Definition of Find definitions for: sex' kit"ten Pronunciation: [key] — Informal. Informal. a young woman who is sexy and coquettish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sexivalent sexless Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language