A person who tries to claim a funny thought, or joke as their own when they either had nothing or very little to do with it.
Guy 1: Did I tell you about the new sex position I came up with, I call it the Lazy Astronaut.
Guy 2:Dude you did not invent that I already read about it on the Urban Dictionary.
Guy 1:ummm yea I was the one who posted it
Guy 2: B.S. man! I know the dude that invented it! You are such a Joke Lamprey...
One who survives not by his own virtue or hard work, but by consuming the excrement of others by continually hanging on to those others' rectum. See 'butt leech'.
Named for the aquatic animal that feeds on the blood and sometimesinternal organs of fish, the dollar lamprey is a person who is romantically attracted to others based on their monetary wealth. Typically, these people will attempt to suck out the soul of their victims directly through the wallet.