Kick your sister day is on august the second so they should beware of where they go on that one day
Kick your sister day is when you are able to kick the ever living daylights out of your sister
A big sister is a little sister that has grown up, and is no longer capable of collecting Adam from corpses. They are in a deep sea diver suit, just like a Big Daddy. They are able to use Plasmids, and have a large needle to take Adam and transfer it into themselves.
Eleanor: If I can survive, I’ll need to become like you. I’ll need to become a big sister.
A common comeback or a sexual joke made by people
I had fun last night
I had fun last night with ur sister
The person I did last night
John: I saw u in my house last night
Carmine: yea I was doing ur sister
John: GET THE FUCK OVER HEAR
Smack your sister on August 8th
Smack your sis National Smack your Sister Day