Adjective
The word is derived from dirty
The dirtiest book of all is the expurgated book. Walt Whitman
You need to get down among the people who are the dirtiest and dustiest, and the depravity, and you need to see Christ's light shining there. Karen Kingsbury
I've got to get out of here. I choose a piece of shawl and my dirtiest suntans. I'll be back, I'll re-emerge, defeated, from the valley; you don't want me to go where you go, so I go where you don't want me to. Frank O'Hara
Bob Saget is the dirtiest comic who's ever lived. Nobody touches him. Penn Jillette
Dirt is dirtiest upon clean white linen. American Proverb
Dirt is dirtiest upon the fairest spot. American Proverb