Playful but intentionally false information. Generally sarcastic to the point that is is obviously false, but it can also be more subtle.
"Yes my new car gets 80 MPG and comes with $100 bills in the glove box."

"Sounds like dirt cake to me dude."
by Fly Low Guy June 8, 2012
Get the dirt cake mug.
A mix or pudding and crushed oreo's with gummy worms. A hit with the kids and adults alike.
by Hibrou April 6, 2022
Get the Dirt Cake mug.