/ Dictionary / Index H headlock: Meaning and Definition of Find definitions for: head•lock Pronunciation: (hed'lok"), [key] — n. Wrestling. a hold in which a wrestler locks an arm around the opponent's head. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: headlock (Thesaurus) headliner headlong Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language