/ Dictionary / Index I intercom: Meaning and Definition of Find definitions for: in•ter•com Pronunciation: (in'tur-kom"), [key] — n. Informal. an intercommunication system. a microphone or receiver of an intercommunication system. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: intercom (Thesaurus) intercolumniation intercommon Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language