n. When person A has sex with person B's mother, person A becomes person B's Sniperdad. A preexisting friendship is implied.
"Dude, did you hear about Trevor?"
"No, what?"
"He fucked Alan's mom."
"Yo! Trevor's Alan's Sniperdad!"
"No, what?"
"He fucked Alan's mom."
"Yo! Trevor's Alan's Sniperdad!"
by Men Without Tits January 11, 2009