Black dirt or soot, especially such dirt clinging to or ingrained in a surface.(noun)
To cover with black dirt or soot; begrime.(verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "grime" in a sentence
"She wore a bright yellow apron covered in grime and pizza toppings, and dried sarcasm stained her red sleeves."
"Spotting a gem through decades of kitchen grime is only the first step."
""'Ow dirty I am, bein' around the w'y I 'ave," the woman said, as she sat down in a coffee-house, wiping the sleep and grime from the corners of her eyes."