Step-Sister 

Someone that will always help you get rid of that boner.

You: Hey step-sister
Step-sister: FUCK ME

Step-Sister by Hey Bryce what do April 8, 2019

Step-Sister 

Step sister is always stuck in the Washing mashine at the right time to get rid of yout Boner.

Step-Sister: Hey im Stuck help me step Bro.
Step-Brother: You know the rules and so do i.

Step-Sister by funniest Shit i've ever seen June 5, 2020

Step-Sister 

A step-sister is when you get a handjob while behind the wheel of a right-side driving vehicle in ‘Merica!!

I just got my new SUV from London, my girlfriend gave me a ‘step-sister’ the first time I drove it in America!!

Step-Sister by T-town Gibby March 21, 2025

Step-Sister 

A step-sister is when you get a handjob while behind the wheel of a right-side driving vehicle in ‘Merica!!

I just got my new SUV from London, my girlfriend gave me a ‘step-sister’ the first time I drove it in America!!

Step-Sister by T-town Gibby March 21, 2025

Step sister 

sis are parents are home we should stop

you ok meet me inside the shower

sis ok see you there

you hey step sister our parents aren’t home yet let’s fuck in the shower

sis ok sounds fun

Step sister by Taboo topics February 1, 2018

step sister 

The person who is always complaining about how you took her room when you moved in

my step sister hasn't stopped glaring at me since i moved in

step sister by LunaJade April 3, 2015

Step-sister-sticker 

Step-sister-sticker

(noun)A young man who is boinkin’ his stepsister.

(verb) to pound your stepsister into the mattress.

(verb) to fill every orifice of a stepsister at every available occasion.

Damn, man, you seen Tony? He's lost over 50 pounds on his new step-sister-sticker diet.

“Dude, I’m beat. I pulled off a 4 hour stepsister-sticker with Jasmin last night.”

“Man, I’d like to ask her out, but that big bastard over there is her stepsister-sticker.

Step-sister-sticker by boppa23 October 7, 2011