%nodd%

a. Curved so that the apex hangs down; having the top bent downward. [ 1913 Webster ]

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; also, noodle; -- used jocosely or contemptuously.
Syn. -- noggin. [ 1913 Webster +PJC ]

Come, master, I have a project in my noddle. L'Estrange. [ 1913 Webster ]

2. The back part of the head or neck. [ Obs. ] [ 1913 Webster ]

For occasion . . . turneth a bald noddle, after she hath presented her locks in front, and no hold taken. Bacon. [ 1913 Webster ]

n.; pl. Noddies [ Prob. fr. nod to incline the head, either as in assent, or from drowsiness. ] 1. A simpleton; a fool. L'Estrange.
Syn. -- tomnoddy. [ 1913 Webster ]

2. (Zool.) (a) Any tern of the genus Anous, as Anous stolidus. (b) The arctic fulmar (Fulmarus glacialis). Sometimes also applied to other sea birds. [ 1913 Webster ]

3. An old game at cards. Halliwell. [ 1913 Webster ]

4. A small two-wheeled one-horse vehicle. [ 1913 Webster ]

5. An inverted pendulum consisting of a short vertical flat spring which supports a rod having a bob at the top; -- used for detecting and measuring slight horizontal vibrations of a body to which it is attached. [ 1913 Webster ]