Wiktionary
a. (context very vulgar English) (non-gloss definition: An intensifier, used in the same contexts as fucking, but more intense.) adv. (context very vulgar English) To an extreme degree.
Usage examples of "motherfucking".
Shit, motherfucking Arnold Swatchanigga would pinch a musclebound log in his diapers he run into Piss.
Hard motherfuckers from hard motherfucking countries who come up eating rats and breadcrumbs and wiping their asses with their fingers, they all come to this country and see that money tree blooming with cash and they eyes light up like Christmas morning.
His God has become his drug and he is high, high as a Motherfucking kite, and he rants and raves, paces back and forth, God this and God that, blah blah blah.
Forty-five motherfucking minutes to make it over from three buildings away.
You guys are so offtrack, you might as well be in motherfucking Greenland.
I think the motherfucking dingey Arctor himself wrote this check, very fast--the letters slanted--because for some reason he was in a hurry.
She wants me to leave, that's why she keeps looking at me, that's why she's telling that fat fuck all about me - that I shot my wife, that I was busted at Seabrook with a loaded gun in my packsack - she wants to get rid of me because she doesn't think drunken wifeshooting commiesymp nuclear protestors should get the biggest motherfucking hand of the night.
The motherfucking king wants to wear a motherfucking dress, the rest of you mafockas better get with the programme and break out your cell phones and dial Victoria's Secret and order you a dress too.
See, we'd heard about these bastards you call the Illuminated Ones, but they'd never come near us…not until one day when they rode in at sunrise in those armored wags of theirs, used those motherfucking weird shit blasters and took some of our people.