/ Dictionary / Index I ice run: Meaning and Definition of Find definitions for: ice' run" Pronunciation: [key] the rapid breaking up or fragmentation of river ice in spring or early summer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ice rampart icescape Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language