dirty joke
dirty story
blue joke
blue story

Better yet, she could tell a dirty joke without having to have had a drink.

Sounds like the beginning of an old dirty joke you would just as soon not hear, doesn't it?

What good will it do her if this house becomes a dirty joke?

But so can a shopping list, a dirty joke, or a phone number.

Was the country ready to laugh - especially at dirty jokes?

But he never swore or told a dirty joke on stage.

She'd have been down here telling dirty jokes to all the musicians.

"Our kids, on the other hand, will tell us dirty jokes."

How do you sell a movie about the dirtiest joke ever told?