1. noun /ɡɹeɪt/
A horizontal metal grille through which water, ash, or small objects can fall, while larger objects cannot.
2. verb /ɡɹeɪt/
I need to grate the cheese before the potato is cooked.
b) To rub against, such as grating one’s teeth.
Listening to his teeth grate all day long drives me mad.
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