·noun ·Alt. of Clue.
II. Clew ·noun To Direct; to guide, as by a thread.
III. Clew ·noun To move of draw (a sail or yard) by means of the clew garnets, clew lines, ·etc.; ·esp. to draw up the clews of a square sail to the yard.
Of a hammock or cot. (See clue.) ...
The Sailor's Word-Book