grind down

: to reduce to powder or small fragments by friction (as in a mill or with the teeth)

: to wear down, polish, or sharpen by friction

: oppress, harass

: an act of grinding

: the sound of grinding

: dreary, monotonous, or difficult labor, study, or routine

: toward or in a lower physical position

: to a lying or sitting position

: toward or to the ground, floor, or bottom

: down (see ¹down) along, around, through, toward, in, into, or on

: to cause to go or come down (see ¹down) : such as

: to cause to fall by or as if by shooting : bring down

: consume

: occupying a low position

: directed or going downward

: lower in price

: descent, depression

: an instance of putting down someone (such as an opponent in wrestling)

: a complete play to advance the ball

: an undulating usually treeless upland with sparse soil

: a sheep of any breed originating in the downs of southern England

: a covering of soft fluffy feathers

: something soft and fluffy like down

: down syndrome