A name used in pure anger to insult the pigs in Angry Birds that smirk at you when you fail to kill them. Best used in a slightly cutesy voice, as to amuse anyone within hearing distance.
"DAMN IT, I've played this level ten times and I just can't get that one fucking nigglet pigglet!"
A: Dam dude, did you see Jordan smack that cop's ass?
B: Yeah man, Jordan is a fucking niggleton.
Teacher: Malcolm, what is the answer to 1+1?
Malcolm: Uhh, 11?
White boy: Wtf, it's not 11 you fucking niggleton, 1 g of crack + 1 g of crack is 2 g you stupid ass.