Mother Fuckin Idiot Share definition Flag A mother fuckin idiot is a person who think they look exactly like DWANE THE FUCKIN ROCK JOHNSON! !!!!!! That Mother Fuckin idiot shit his GOD DAMN pants again!!! Mother Fuckin Idiot by Jiggabeats November 28, 2018 0 0 Get merch Get the Mother Fuckin Idiot mug. Buy Now — $32.95 See more merch