An English surname, probably derived from Old Norse grimr or grimmr.
Origin of grime
Middle English grim Middle Dutch grīmeghrēi- in Indo-European roots
American Heritage Dictionary of the English Language, 5th Edition
Middle English grim (“dirt or soot covering the face”) from a specialized note of Old English grīma (“mask”). Possibly influenced by Danishgrim (“soot, grime”), Old Dutch grijmsel, Middle Dutch grime, Middle Low German greme (“dirt”).
Grime Sentence Examples
Always clean off any dirt, grime, or chemicals promptly.
A lot of dust and grime gets accumulated in these areas between string changes.
Be sure the chain you are using is free from grease or grime.
Some grime can be poisonous to your eye, and catching an insect on your pupil can lead to severe pain that will immediately take you out of the race.
Years of accumulated grime had to be removed, probably built up over the life of the box in London.