/ Dictionary / Index H headrest: Meaning and Definition of Find definitions for: head•rest Pronunciation: (hed'rest"), [key] — n. a rest or support of any kind for the head. Also calleda padded part at the top of the back of a seat, esp. in an automobile, to protect one's head against whiplash in a collision. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: headrest (Thesaurus) head register head rhyme Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language