I coined this in 1990
It means you got ripped off !!
Not the gay term "He is a buttslammer".
I also coined that in 1989 !!
No kidding .
I lived in west hollywood at my sisters place at the time.
Scotty "That motor bike you bought was a total buttslamm"!!
You Got "Buttslammed" !!on that deal.
Ripped off
A small piece of information. Derived from the word ken, used often in the scottish language and is synonymous with knowledge.
Person 1: "Hey I don't get this shit. How do you solve this problem?"
Person 2: "I got that one. Give me some kenlets on this assignment and I'll help you w/ that one."