What is Sister Slammer?
1.
The act of screwing your sister.
Not a name to be proud of.
Nasty, gross and wrong.
Usually due to country lifestyle.
see
Random Guy: Dude, did you hear? Last night john screwed his sister.
Random Guy2: Ew... Bekka? He's a fuckin' sister slammer
See
Random Words:
1.
One who has sex with a fat person.
Yeah my friend fucked that chick with four chins, what a lardbanger...
1.
A woman who attempts to destroy a man's current relationship by embarassing him or insinuating he is cheating while in the presence..
