n. 1)When any person tries to blend in with their surroundings (friends, social groups, hardcore niggas, ubahleet noob pwners) and just ends up destroying everything important and making themself look like a fool in this futile attempt.
2) An exploding lizard.
1) Jarrod: Dude, that bitch claims he is awesome at FPS's when in reality he sucks and justs ends up fucking everything up and getting us killed.
Joey: Yeah, that fag is a straight nuclear cameleon.
2) Steve: OMFG! THAT NUCLEAR CAMELEON IS GONNA EXPLODE!! BLEEEEH!
the occasion in which a woman is giving a man a blowjob, and while doing so, accidentally chokes and proceeds to vomit while the man's penis is still in her mouth
Guy 1: I had the worst night last night.
Guy 2: What happened?
Guy 1: I picked up a girl at the club and she gave me a nuclear whore head.
Guy 2: That's fuckin' nasty!