your ma's your sister

dismissive insult. implies incest in the person's family and links to travellers.

shut up! your ma's your sister!

your ma's your sister by hepburn May 14, 2008

your best friend's sister 

a stupid comeback phrase that's used for virtually everything, even if it doesn't make any sense whatsoever

Friend #1: dude! i saw your mom last night! she was hot!
Friend #2: your best friend's sister!
Friend #!: you have a sister!?

dude: what happened last night!?
dude 2: your best friend's sister!
dude: shut up!

your best friend's sister by dawg69 June 21, 2009

did i kill your sister or something? 

Question to be made when you feel treated unfairly, made responsible for something you didn´t do, or ordered to do something you feel not responsible for.

"Ok Alysa, take the dog for a walk"
"But Mom...did i kill your sister or something?

did i kill your sister or something? by rperazag June 16, 2010

Your Sister a Mister

Only used by the almighty, worse then your mom gay and everything else

Caleb:Your mom gay
Kyle:Your dad a lesbian

Caleb:Your granny tranny
Kyle:Your gramp tramp
Caleb:I'm sorry but you have insulted my to my boiling point and now I'm afraid I have to use a forbidden phrase upon you
Kyle:Do it pussy
Caleb:Your sister a mister
Kyle:Just fucking melts

Your Sister a Mister by NippleringBitch March 15, 2018

National Slap Your Sister Day 

On October 25th you can slap your sister all you want and you won’t get in trouble.

Hey why is your sister crying

Because I slapped her for National Slap Your Sister Day

National Slap Your Sister Day by boppotheclown October 24, 2020

your sister was right 

Your sister was right is a beautiful song written by youtuber/streamer Wilbur Soot, on his album called “Your City Gave Me Asthma”

person one: have you Heard Wilbur Soot music ?

person two: yeah my favourite song by him is your sister was right

your sister was right by redriot December 7, 2020

your sister a mister

only used as a last resort once your homeboy hits you with to many no u this cannot be countered until we find the holy trinity

carl: your mom gay

me:daddy tranny

carl:no u
me:your sister a mister

carl ;evaporates

your sister a mister by tg68tr578 March 14, 2018