The courageous act of masturbating 12 times in a day starting at either midnight or noon and finishing before 12:00 PM or 12:00 AM.
Bro, I did the 12 before 12 challenge last night!
You beat your meat 12 times before midnight?! Gnarly!!
You beat your meat 12 times before midnight?! Gnarly!!
by FeedTheTrolls July 30, 2018
Get the 12 before 12mug.