/ Dictionary / Index H hand brake: Meaning and Definition of Find definitions for: hand' brake" Pronunciation: [key] a brake operated by a hand lever. Cf. caliper (def. 6). (in an automobile) an emergency or parking brake operated by a hand lever. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. handbound handbreadth Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language