Hard-mouthed a. : Not sensible to the bit; not easily governed; as, a hard-mouthed horse.

Example:
My horse is very hard mouthed......please read?

Taxonomy
horse, mouth, seat, whoa, Laurie, horse's mouth, reins, training, hands, pain, neck, cats, resist, Courtney, Takoff, brace, transitions, hand pressure.

Defination from the web: