grind
//ɡraɪnd//
Verb
To reduce something to small particles or powder by crushing it between hard surfaces.
She ground the coffee beans in a mill.
To rub or press something with a rotating or back-and-forth motion, often producing a harsh sound.
He grinds his teeth in his sleep.
To sharpen or smooth something by friction.
He ground the knife on a whetstone to make it sharp.
To work or study hard and persistently, especially in a tedious or monotonous way.
She had to grind through hours of studying to pass the exam.
To operate by turning a crank or handle.
He ground the handle to raise the bucket from the well.
Noun
The act of grinding or the sound produced by grinding.
I heard the grind of metal against stone.
Hard, monotonous, or tedious work or routine.
The daily grind of commuting to work can be exhausting.
A student who studies excessively.
He's such a grind that he never goes out on weekends.