Alabama Threesome Syndrome

A medical condition in which two sperm from two different males fertilize two eggs from the same female, followed by the merging of the two fetuses.

It is unsure at the time whether or not any cases of Alabama Threesome Syndrome have been confirmed.

by Dr. Dukes August 23, 2009

Alabama threesome

A type of sex that involves you, your cousin, and your sister

I invited my cousin over, and me, my cousin, and my sister had a good ol’ Alabama Threesome

by lukenolan06 December 21, 2019

alabama threesome

a girl, her brother, and you

mitch: how'd the other night go?
alex: Didn't crack
alex: shes a fortress
alex: I hung out with her last night, but she ended up bringin her bro as a third wheel
alex: I feel like I could get in but its some work
mitch: forget it lol..
alex: Yeah
mitch: wtf was the bro there for ?? an alabama threesome?

by mitchelster December 2, 2010