/ Dictionary / Index L labor pains: Meaning and Definition of Find definitions for: la'bor pains" Pronunciation: [key] pain encountered during the uterine contractions of childbirth. difficulties, problems, or setbacks encountered during the initial phase of a business or project. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. labor omnia vincit* labor relations Related Content Daily Word Quiz: inane Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language