/ Dictionary / Index S sitcom: Meaning and Definition of Find definitions for: sit•com Pronunciation: (sit'kom"), [key] — n. Informal. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sitcom (Thesaurus) sitatunga sit-down 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