'Posset' definitions:
Definition of 'posset'
From: WordNet
noun
Sweet spiced hot milk curdled with ale or beer
Definition of 'Posset'
From: GCIDE
Definition of 'Posset'
From: GCIDE
- Posset \Pos"set\, n. [W. posel curdled milk, posset.] A beverage composed of hot milk curdled by some strong infusion, as by wine, etc., -- much in favor formerly. "I have drugged their posset." --Shak. [1913 Webster]