cycle sister 

When you’re so close to your girls that your periods sync up. You become cycle sisters.

Bae we both need a tampon because we’re cycle sisters. Love you bae.

cycle sister by S Cal January 18, 2019

Ur sister 

A bitch u can smash

Micheal: what u do last night
Jason: smash ur sister

Ur sister by Brownskin_squad 25 February 24, 2019

Best sister ever

Carly Ciancetta

Carly Ciancetta is the best sister ever.

Best sister ever by taybie April 1, 2019

Head sister 

When you and your best friend get scooped by 2 dudes at 3 AM and yall don’t have anywhere to go so you guys pair up in the car (front seats and back seats) and give suck dick together

“Omg that makes us head sisters!”

Head sister by boh bhiiii May 22, 2019

My sister chloe 

She’s a melt and a dickhead but a little pretty she sleeps all day and games all night she has no manners but sometimes if she’s in a good mood she’s polite and is nice to people if not she’s a bitch

My sister Chloe is a melt

My sister chloe by S olivia May 31, 2019

Sassy Sister 

That one friend that is sassy and annoying but is also the best!

Bsf 1 - She's soooo sassy
Bsf 2 - yeah cause she's a SASSY SISTER?!?!

Sassy Sister by duuuuuuuuudeee November 7, 2019

double-sister-in-law 

Brother’s wife and spouse’s sister at the same time.

My double-sister-in-law is a good person.

double-sister-in-law by Rwopazaq November 24, 2019