The act of screwing your sister.
Not a name to be proud of.
Nasty, gross and wrong.
Usually due to country lifestyle.
see incest, inbred, redneck.
Random Guy: Dude, did you hear? Last night john screwed his sister.
Random Guy2: Ew... Bekka? He's a fuckin' sister slammer
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from email@example.com. We'll never spam you.