by Samuel_Le_Jackson May 21, 2018
Get the Your Sister's a mistermug. Someone of the male species, that wants and or appears to look like a female.A male that is very feminine, also known as a "shemale"
by Nicki November 10, 2003
Get the mister-sistermug. Chet: That girl looks awfully masculine
John: Haha Chet, that isn't a girl, that's a mister sister
Chet: A what?
John: A mister sister. A shemale. A tranny. You gettin' it?
John: Haha Chet, that isn't a girl, that's a mister sister
Chet: A what?
John: A mister sister. A shemale. A tranny. You gettin' it?
by SHMOSEPH May 8, 2013
Get the mister sistermug. by asdfghjkl September 25, 2006
Get the mister sistermug. You do not want anyone to say this to you. This is the best roast in the entirety of all roasts. Worse than ur mom gay, ur dad lesbian, ur granny a tranny and ur grandpap a trap combined.
Lobster: Yo ur mom gay and ur dad lesbian.
Egg: No u.
Lobster: No u x3.
Egg: *OOF* Well ur sister a mister.
Lobster: *gets engulfed by the sun and dies*
Egg: No u.
Lobster: No u x3.
Egg: *OOF* Well ur sister a mister.
Lobster: *gets engulfed by the sun and dies*
by eat_my_lasgagne_bitch69 March 18, 2018
Get the Ur sister a mistermug. by Grendman May 14, 2018
Get the ur sister a mistermug. One of the more gritty underground roasts, please use with extreme caution. May cause recipient to go into an anaphylactic shock, epileptic fit and or straight up seizure. Other side effects which have been known to be a consequence of this insult includes full-blown autism or an addition of a chromosome.
Sarah: Your mother is a child-beating, cheap whorewho has achieved nothing manage to trap a man to have a child with her, a massive mistake... you. That mistake is you, you unloved virgin.
Janet: your sister a mister lol
Sarah: *Develops autism and literally fucking dies from her throat closing up*
Janet: your sister a mister lol
Sarah: *Develops autism and literally fucking dies from her throat closing up*
by Joey Gobbless March 24, 2018
Get the your sister a mister lolmug.