A
humpback (someone with a large hump on their back)who is either on crack or sells crack. They are most commonly found
on street corners and in dark alleys. Almost every town has their own
crack-back who supplys them with crack and/or a good laugh, because a guy with a big hump on his back is fuckin funny.
Erik- Dude, wanna go pwn those noobs jamie and heather in
foosball again?
Jake- Hell yeah... but lets crackalax for an hour or so before we go
Erik- Aight. But where are we gonna get the crack mayne?
Jake- Don't worry i know this
crack-back who is always hangin out behind taco bell... we can score some
off him
Erik- Word.