grind
US /ɡraɪnd/
・UK /ɡraɪnd/
B2
verb
- To break (coffee, etc.) into tiny bits with machine
- To make loud jarring noise by pressing hard
- To press together with force making a sound
noun
- Hard work or effort
- A person who works or studies a lot of the time
adjecitve
- To make sharp or smooth through friction