an extremely slutty girl who sucks all of the cum out of any male cock she can find. this girl sucks so much dick she has no job and so she sleeps in her car, or gutter. in many cases the slut has STDs.
child- "what's that?"
mother- "why that is the rare cum-sucking gutter slut. don't touch it; it might be sick"
Someone that is such a big cock sucker they literally stay attached to the cock like a leach normally a kiss ass or tattle tail.
Worker 1: I think Brandon is telling the boss on you for being a street cat at work Worker 2: Brandon is a cum sucking penis leach he's in there sucking the boss dry.