rook
noun /rʊk/
/rʊk/
- a large black bird of the crow family. Rooks build their nests in groups at the tops of trees.Topics Birdsc2
- (also castle)(in chess) any of the four pieces placed in the corner squares of the board at the start of the game, usually made to look like a castle
Word Originsense 1 Old English hrōc, probably imitative and of Germanic origin; related to Dutch roek.sense 2 Middle English: from Old French rock, based on Arabic ruk̲k̲ (of which the sense remains uncertain).