n. [ Ir. noigin, or Gael. noigean. Cf. 1st Nog. ] 1. A small mug or cup. [ 1913 Webster ]
2. A measure equivalent to a gill. Hence: a small quantity of a beverage. [ Prov. Eng. ] [ 1913 Webster ]
3. The head (of a person). [ slang ] Syn. -- noodle, noddle. [ PJC ]
n. [ From Nog, v. t. ] Rough brick masonry used to fill in the interstices of a wooden frame, in building. [ 1913 Webster ]