A person who starts doing drugs and joins a group of
people who are heavily into that drug(
s) already. Then after a short while, leaves the group because they can't keep up with the group'
s high level of partying.
Joe - Hey Keith, who'
s that kid who was at your apartment last night in the corner tweaking out?
Keith - Oh, thats just some interlooper we met the other day. He won't last long partying with us.
Joe - I
hope he doesn't
od trying to keep up with us.