- slut's wool
- curly dirt & house moss & slut's woolpuffs of dirt and dust. •
How long has it been since you swept under this bed? There's a mountain of curly dirt under here!
•No one's been in this room for an age. Look at all the cobwebs and curly dirt.
•She was a terrible housekeeper. House moss collected in all the corners of her rooms.
Dictionary of American idioms. 2013.