adj.
污秽的

[ adj ]
thickly covered with ingrained dirt or soot
<adj.all>
a miner's begrimed facedingy linen
grimy hands
grubby little fingers
a grungy kitchen

Begrime \Be*grime"\, v. t. [imp. & p. p. {Begrimed}; p. pr. &
vb. n. {Begriming}.]
To soil with grime or dirt deeply impressed or rubbed in.

Books falling to pieces and begrimed with dust.
--Macaulay.