1)The ultimate in fail.
2)short for "Biggest Nub Ever!"
Biggest Nub Ever was shortened to Biggest Nub, then some people got lazy, and shortened it to just "BIGGEST"
*Peter Steals Camera, and gets caught*
Best; worst; most tubular; most heinous.
Dude, that meter maid just ticketed my car even though I had put money in the meter. She's the biggest.