A white man who exclusively dates and is attracted to black women. He usually dresses and acts black or uneducated. The male version of a queen of spades or bro hoe.
Chad won't date Jessica because he's trying to get with Sharifa, he's such a sister mister.
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The most destructive comeback to date. Only to be used in very dire situations. (Can be used if target doesn't have a sister)
Joe: ur mom gay
Tim: no u
Joe: UR DAD LESBIAN

Tim: UR GRANNY TRANNY
Joe: UR PAPPY TRAPPY
Tim: UR SISTER MISTER
*At this point time ceases to exist. The very fabric of the universe has be torn to shreds, the entire 3rd dimension is incinerated and all life on earth ceases to exist*
by lazer unicorn March 13, 2018
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An insult that has the same effect as your mom gay.
Friend 1: Your Mum Gay
Friend 2: Your Sister Mister
Friend 1: *Dies From the Insult*
by Nickable March 19, 2018
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The ultimate form of the worst words to be used, even greater than "ur mom gay";"ur dad lesbian";"ur granny tranny" and "ur grandpap a trap". Those words can hurt a person emotionally,physically and psychologically.
David: ur mom gay lol
Frank: no u
David: ur dad lesbian
Frank: ur granny tranny
David: ur grandpap a trap
Frank: ur sister a mister
David: *explodes into oblivion and his soul is being eaten by minecraft youtubers*
by urmom_gay_slayer_no_u_xddd March 14, 2018
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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
by NippleringBitch March 16, 2018
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A very dangerous phrase, not to be used lightly. Has risen from other primitive phrases such as ur mom gay, and ur daddy lesbian.
Carl: Ur mom gay
Dylan: ur granny tranny
Carl: ur sister a mister

*every world ceases to exist as God himself falls down onto his knees and weeps
by Swaggysplooosh March 14, 2018
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