Noddle

n.	1.	The head; also, noodle; - used jocosely or contemptuously. Come, master, I have a project in my noddle. - L'Estrange.
	2.	The back part of the head or neck. For occasion . . . turneth a bald noddle, after she hath presented her locks in front, and no hold taken. - Bacon.

Noun

1.

noddle - an informal British expression for head or mind; "use your noddle"

bean, belfry, brain, brow, conk, crown, dome, encephalon, gray matter, head, headpiece, noggin, noodle, organ of thought, pate, poll, ridge, sconce, seat of thought, sensation, sensorium, sensory