'Pocketful' definitions:

Definition of 'pocketful'

(from WordNet)
noun
The quantity a pocket will hold

Definition of 'Pocketful'

From: GCIDE
  • Pocketful \Pock"et*ful\, n.; pl. Pocketfuls. As much as a pocket will hold; enough to fill a pocket; as, pocketfuls of chestnuts. [1913 Webster]