GRIMY
begrimed, dingy, grimy, grubby, grungy, raunchy
(adjective) thickly covered with ingrained dirt or soot; âa minerâs begrimed faceâ; âdingy linenâ; âgrimy handsâ; âgrubby little fingersâ; âa grungy kitchenâ
Source: WordNet® 3.1
Etymology
Adjective
grimy (comparative grimier, superlative grimiest)
Stained or covered with grime.
(music) From the urban musical genre called grime.
Source: Wiktionary
Grim"y, a. [Compar. Grimier; superl. Grimiest.]
Definition: Full of grime; begrimed; dirty; foul.
Source: Webster’s Unabridged Dictionary 1913 Edition