Nod″dle (?), n. [OE. nodil, nodle; perh. fr. nod, because the head is the nodding part of the body, or perh. akin to E. knot; cf. Prov. E. nod the nape of the neck.] 1. The head; — 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.