/ Dictionary / Index H hip joint: Meaning and Definition of Find definitions for: hip' joint" Pronunciation: [key] a ball-and-socket joint between the head of the femur and the innominate bone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hiphugger hiplength Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language