In the movie "pick of destiny" JB and KAGE ( tenacious D) challenge Satan to a rock off, and if they lose KAGE must go to hell and be Satans little bitch.
"God dammit Kage,
he gonna make you his sex slave,
your gonna gargle Mayonnaise
unless we bust a massive monster mamajam"
Motherfucker (positive use): ie, One who jams your mama. Used because it was illegal to record profanity or play profanity on the radio. Similar equivalents include: geez = Jesus; dang = damn; frick = fuck.
When a drunk ass girl shows up at guys dorm in a halloween costume, has sex with him, passes out in bed with him then pees her pants in the bed all over him