'grungy' definitions:

Definition of 'grungy'

(from WordNet)
adjective
Thickly covered with ingrained dirt or soot; "a miner's begrimed face"; "dingy linen"; "grimy hands"; "grubby little fingers"; "a grungy kitchen" [syn: begrimed, dingy, grimy, grubby, grungy, raunchy]

Definition of 'grungy'

From: GCIDE
  • grungy \grungy\ adj. thickily covered with ingrained dirt or soot; as, a grungy kitchen.
  • Syn: begrimed, dingy, grimy, grubby. [WordNet 1.5]

Synonyms of 'grungy'

From: Moby Thesaurus