Scrabble Dictionary

Check if your word is playable in Scrabble.

Yes, rook is playable

...and is worth 8 points.

Found in the following dictionaries

Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)

"Rook" Definition

noun

A chess piece that may move in a straight line over any number of empty squares in a rank or file. Also called castle.
A swindler or cheat, especially at games.
An Old World bird (Corvus frugilegus) that resembles the North American crow and nests in colonies near the tops of trees.
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. Each player starts the game with two rooks at opposite ends of the first rank.
A gregarious Eurasian crow with black plumage and a bare face, nesting in colonies in treetops.

verb-transitive

To swindle; cheat: Customers are afraid of being rooked by unscrupulous vendors.

verb

Defraud, overcharge, or swindle (someone):.