2 definitions by donald the duck

The act of putting chocolate chips and cookie dough around your sisters vagina then fucking the shit out of it.
Dude last night i gave my sister an alabama cookie.
by donald the duck January 17, 2017
Get the alabama cookie mug.
The act of a sister seducing, having sex with and possibly getting pregnant with another part of her family
"Dude what happend last night" "My fucking sister pulled an alabama sister on me and now shes pregnant
by donald the duck January 11, 2017
Get the alabama sister mug.