Definition of clewed:
(n) :
Yarn or thread as used to guide one's way through a maze or labyrinth; a guide, a clue.
(n) :
(nautical) The lower corner(s) of a sail to which a sheet is attached for trimming the sail (adjusting its position relative to the wind); the metal loop or cringle in the corner of the sail, to which the sheet is attached. (on a triangular sail) The trailing corner relative to the wind direction.
(n) :
(in the plural) The sheets so attached to a sail.
(v) :
(nautical, transitive, intransitive) to raise the lower corner(s) of (a sail)
(v) :
(transitive) to roll into a ball
(n) :
(archaic) A ball of thread or yarn.