'egg nog' definitions:

Definition of 'egg nog'

From: GCIDE

Nog \Nog\, n. [Abbrev. fr. noggin.]
1. A noggin. [1913 Webster]
2. A kind of strong ale. --Halliwell. [1913 Webster]
3. eggnog. [PJC]
egg nog A drink make from eggs beaten with milk, cream, and sugar, often spiked with rum or other alcoholic liquor, and sometimes seasoned with cinnamon; usually spelled eggnog. It is a traditional drink served at social gatherings during the Christmas season. [PJC]