What is Detroit Steamer?
To take a large dump on someones car hood or windshield.
When Bob found out that his girlfriend was sleeping with his old roomate, he left a Detroit Steamer on her new Nissan
When someone defecates on the naked chest of another in the dead of winter, causing the feces to steam.
I'm not sure, but I think I gave this random chick a Detroit Steamer last night at Jason's party.
see Hot Carl.
When a person takes a dump on another person's face. The dumpee may or may not have saran wrap covering their face.
We decided to do something different, so I gave her a Detroit Steamer.