Breadcrumb Home > Dictionary > Index Q quadriceps: Meaning and Definition of Find definitions for: quad•ri•ceps Pronunciation: (kwod'ru-seps"), [key] — pl. -ceps•es -ceps. a large muscle in front of the thigh, the action of which extends the leg or bends the hip joint. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: quadriceps (Thesaurus) quadricentennial quadric surface TrendingHere are the facts and trivia that people are buzzing about. The Book of Philippians: Summary Current Events This Week: May 2023 Preamble of the United Nations Charter Queen Victoria Books of the Bible: New Testament Books in Order The 88 Recognized Constellations ✖ Related Content Daily Word Quiz: shanghai Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language