What is Fartmark?
1.
A mark on the backside of underwear resulting from flatulence which excretes a small amount of fecal matter. Usually brown in color.
Also a derogatory name.
Example 1: You have a fartmark in your underwear.
Example 2: You're a fartmark.
See
Random Words:
1.
Shmalexiberoth is a high demon, belched out from the very bowels of hell to terrorise the county of Somerset with his disgusting fashion..