rook1
n.
a gregarious crow with black plumage and a bare face, nesting in colonies in treetops.
[
Corvus frugilegus.]
v.
informal defraud, swindle, or overcharge.
Etymology
OE hrōc, prob. imitative and of Gmc origin.
rook2
n.
a chess piece, typically with its top in the shape of a battlement, that can move in any direction along a rank or file on which it stands.
Etymology
ME: from OFr. rock, based on Arab. ruḵḵ (of which the sense remains uncertain).
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