Definitions by The Challenge

front wiper

Typically an unintelligent male with a muscular structure so massive and inflexible that it prevents them from wiping his ass from behind.

He's such a front wiper that I bet his balls have stalactites.

front wiper by The Challenge May 15, 2009

friendly fire 

When a person has too much food in their mouth and speaks so intensely that they spit it onto another person.

Dude, swallow your mashed potatoes before your friendly fire has me looking like Pizza the Hut.

friendly fire by The Challenge May 15, 2009