rook /ɹʊk/noun 10verb 2forms 3 noun10 •A piece shaped like a castle tower, that can be moved only up, down, left or right (but not diagonally) or in castling. •A European bird, Corvus frugilegus, of the crow family.To-night the winds begin to rise And roar from yonder dropping day: The last red leaf is whirl’d away, The rooks are blown about the skies; […] — 1850 •A cheat or swindler; someone who betrays. •(slang) A rookie. •A trick-taking game, usually played with a specialized deck of cards.Adventists still do not really know how to play cards, apart from the sanitized version of bridge, Rook. — 2007 •A bad deal; a rip-off. •(UK) A type of firecracker used by farmers to scare birds of the same name. •(rare) A castle or other fortification. •mist; fog; roke •(slang, no longer used) A parson. verb2 •To cheat or swindle.They rook one shockingly at these places. — 1935 •(no longer used) To squat; to ruck. formsrooked · rooking · rooks