grate

Short definition from Wiktionary

Noun

1. 1
   A horizontal metal grill through which liquid, ash, or small objects can fall, while larger objects cannot.
2. 2
   A frame or bed, or kind of basket, of iron bars, for holding fuel while burning.
3. 3
   A grapper, a metal ring on a lance behind the grip.

Verb

1. 1
   To furnish with grates; to protect with a grating or crossbars.
2. 2
   To shred (things, usually foodstuffs), by rubbing across a grater.
3. 3
   To make an unpleasant rasping sound, often as the result of rubbing against something.
4. 4
   To get on one's nerves; to irritate, annoy.
5. 5
   To annoy.

Adjective

1. 1
   Serving to gratify; agreeable.
2. 2
   Obsolete spelling of great.