The dirt under her nails?

Little perspiration might do you some good, some dirt under the nails, you're off the midnight shift onto garbage duty.

'cause of the dirt under her nails.

Finance, of course, doesn't deal with the dirt under the nails tangibles, unless you consider the money itself to be dirty.

Guys, look at the dirt under his nails.

What are you looking for? - The dirt under his nails. Smelled like rosemary.