tweaker 1: man, do you think this dope is any good?  tweaker 2: bro, it's turning blue, it's chameleon
slang or short for [chameleon dope] (chlorine tablet and dot-3 brake fluid) which is a popular methamphetamine (see [meth]) form of [flash dope]
"tweaker 1: man, do you think this dope is any good?  tweaker 2: bro, it's turning blue, it's chameleon" What is the definition of "chameleon"?