What is Mutherfuggininsane-o?
1.
Something that is so unbelievably awesome that you are overcome with the urge to declare your love for it in front of all your friends.
Me: Dude did you see Ice Princess? It was mutherfuggininsane-o!
Friend: Riight...
Me: Holy shit! You mean I can get fourteen jr. bacon cheesburgers for only 3 bucks! That's mutherfuggininsane-o.
Wendy's Cashier: Riight...
See
