'Crummy' definitions:

Definition of 'crummy'

From: WordNet
adjective
Of very poor quality; flimsy [syn: bum, cheap, cheesy, chintzy, crummy, punk, sleazy, tinny]

Definition of 'Crummy'

From: GCIDE
  • Crummy \Crum"my\ (kr[u^]m"m[y^]), a.
  • 1. Full of crumb or crumbs. [1913 Webster]
  • 2. Soft, as the crumb of bread is; not crusty. [1913 Webster]
  • 3. of very poor quality. [informal]
  • Syn: bum, cheap, cheesy, chintzy, crummy, punk, sleazy, tinny. [WordNet 1.5]