A douchebag ex husband/deadbeat dad that lies his ass off in court and pays his child support late or not at all. He often believes he is god's gift to women, and sometimes others, even though he is far from it. He regularly cheats on every woman he has ever been with.
From the movie Forrest Gump. Where Forest pretty much Stumbled his way into extraordinary events throughout history. Like meeting Elvis and John Lennon
"I hear Johnnymade partner at the law firm"
"Yeah, he really Forest Gumped his say to the top"
The term Forrest Gumped refers to a specific level of intoxication or being Fucked Up, usually from a mixture of alcohol and tree. One would most likely have to go to extreme lengths to achieve this form of fuckedupness, but...nothings impossible.