/ Dictionary / Index I inrush: Meaning and Definition of Find definitions for: in•rush Pronunciation: (in'rush"), [key] — n. a rushing or pouring in. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: inrush (Thesaurus) inroad INS Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language