Webster’s Revised Unabridged Dictionary · 1913
Noddle
Nod′dle (·d'l), 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. [Obs.]
For occasion . . . turneth a bald noddle, after she hath presented her locks in front, and no hold taken. Bacon.