Crackback
When a melted puddle of crystal meth in the heated pipe cools down, returning to a solid state.
"Once the crystallized methamphetamine cools after being heated in/on a pipe/foil; it will crackback into a solid state of matter."
Crackback
When a person experiences a flashback to a time they were partying on drugs.
"Whoa, seeing that powder just gave me a crackback to that time we did a eight ball."
Crackback
The retaliatory attack, or the fear of, you received from an enemy after an assault.
I should gather my forces and hit Rico with everything I have, but I have to be able to deal with the crackback or else I'm too vulnerable.
Crackback
When a person has a flat ass, it sometimes appears that their back and butt are in fact one body part stretching from the neck to the top of the legs, and the only distinguishing feature is the crack of their butt cheeks.
"If it wasn't for that crackback girl's breasts pointing this way I wouldn't know whether she was coming or going."
Crackback
A maniac or a lunatic.
He's eating his shoes. He's a crackback.
crackBack
lower back problems due to injestion of crack cocaine, peruvian marching powder, bolivian addicto inflicto or any other form of cocaine.
Although Dano fell off a ladder putting up house decorations and was using enormous amounts of cocaine; he blamed his bad back on carrying a few books into a customers house telling everybody, "It couldn't be crackBack!"
crackback
Coca Cola's response to Pepsi Throwback. They're going back to their roots by putting cocaine in their Coca Cola.
Damn, this Coca Cola Crackback is good!