/ Dictionary / Index H hardmouthed: Meaning and Definition of Find definitions for: hard•mouthed Pronunciation: (härd'moud", -moutht"), [key] — adj. of or pertaining to a horse not sensitive to the pressure of a bit. stubborn; obstinate; self-willed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hard mass hardness Related Content Daily Word Quiz: exasperate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language