grinding

To reduce to smaller pieces by crushing with lateral motion.

To shape with the force of friction.

“grind a lens; grind an axe”

To remove material by rubbing with an abrasive surface.

To become ground, pulverized, or polished by friction.

“Steel grinds to a sharp edge.”

To move with much difficulty or friction; to grate.

To slide the flat portion of a skateboard or snowboard across an obstacle such as a railing.

To oppress, hold down or weaken.

To rotate the hips erotically.

To dance in a sexually suggestive way with both partners in very close proximity, often pressed against each other.

To repeat a task a large number of times in a row to achieve a specific goal.

To operate by turning a crank.

“to grind an organ”

To produce mechanically and repetitively as if by turning a crank.

To automatically format and indent code.

To instill through repetitive teaching.

“Grinding lessons into students' heads does not motivate them to learn.”

To eat.

“Eh, brah, let's go grind.”

To work or study hard; to hustle or drudge.

To annoy or irritate (a person); to grind one's gears.

The action of grinding together or crushing into small particles.

“Ominous creakings and grindings came from the innards of the machine.”

A form of dance in which two people rub their bodies together.

Repeatedly performing the same quest or similar in-game activity in order to amass points or wealth.

Of or pertaining to the act or sound of grinding.

“The meeting came to a grinding halt when the two sides could not agree.”

Hard and tedious.

“a week filled with grinding toil”