/ Dictionary / Index P prolapse: Meaning and Definition of Find definitions for: pro•lapse Pronunciation: (n.prō-laps', prō'lapsv.prō-laps'), [key] — n., v., -lapsed, -laps•ing. —n. a falling down of an organ or part, as the uterus, from its normal position. —v.i. to fall or slip down or out of place. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prolapse (Thesaurus) prolamin prolapsus Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language