rook
n. countablen. a large black bird that looks like a crow and lives in big groups. It can also mean the chess piece that looks like a castle tower.
n. a gregarious black bird of the crow family; also identifies the chess piece that moves in straight lines horizontally or vertically.
The rook moves across the board to protect the king.
A noisy colony of rooks nested in the tall trees behind the old manor house.
In the endgame, the player sacrificed a rook to force a stalemate, demonstrating a deep understanding of defensive positioning despite the material disadvantage.
Inherited from Middle English rok, roke, from Old English hrōc, from Proto-West Germanic hrōk, from Proto-Germanic hrōkaz (compare Old Norse hrókr, Saterland Frisian Rouk, Dutch roek, obsolete German Ruch), from Proto-Indo-European kerk- (“crow, raven”) (compare Old Irish cerc (“hen”), Old Prussian kerko (“loon, diver”), dialectal Bulgarian кро́кон (krókon, “raven”), Ancient Greek κόραξ (kórax, “crow”), Old Armenian ագռաւ (agṙaw), Avestan 𐬐𐬀𐬵𐬭𐬐𐬀𐬙𐬀𐬝 (kahrkatat̰, “rooster”), Sanskrit कृकर (kṛkara, “rooster”)), Ukrainian крук (kruk, “raven”). * (parson): Probably from the resemblance in plumage to a parson's garments.
Inherited from Middle English rook, rooke, roke, rok, from Old French roc, ultimately from Persian رخ (rox), from Middle Persian lhw' (rox, “rook, castle (chess)”). Compare roc.
From rookie.
Inherited from Middle English roke, rock, rok (“mist; vapour; drizzle; smoke; fumes”), from Old Norse *rauk, related to Icelandic rok, roka (“whirlwind; seafoam; seaspray”), Middle Dutch rooc, rok, Modern Dutch rook (“smoke; fog”).
When referring to the bird, it is often associated with the collective noun 'parliament'.