1. (noun) The white or gray film that forms on the inside of a glass dick
after smoking crystal meth.
2. (verb) The act of "melting" the aforementioned film off of the glass dick
while inhaling the resulting smoke in an attempt to get high after you've smoked all your d
3. (verb) The action and reaction of recrystalization of crystal meth when melted completely and then cooled.
Look at all the crack back on the inside of this pipe! Someone must have smoked a teener
to their dome
My roomate smoked the rest of my shabs
and now I'm stuck cracking back!
I can't believe this shit is good! It's actually cracked back!