Wordnet 3.0
NOUN (1)
1. 
 the quantity a cask will hold; 
[syn: cask, caskful]
The Collaborative International Dictionary of English v.0.48:
caskful \caskful\ n.
   the quantity a cask will hold.
   Syn: cask.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
caskful
    n 1: the quantity a cask will hold [syn: cask, caskful]