The female version of Bros Before Hoes.  The unwritten law that female friends come before the male friends.
Jeannie: Why are you not coming to the party again?
Laurie: 'Cuz I met this sweet dude the other night.
Jeannie: <shaking head sadly> Sistahs before Mistahs, girl.
Laurie: 'Cuz I met this sweet dude the other night.
Jeannie: <shaking head sadly> Sistahs before Mistahs, girl.
by SJB July 29, 2008
 Get the Sistahs before Mistahsmug.
Get the Sistahs before Mistahsmug. 1) used to express agreement or to emphasize a point stated.  
2) used lieu of "duh".
3) used to refute an obviously false statement.
2) used lieu of "duh".
3) used to refute an obviously false statement.
1) statement: "wooo, baby got back!"  agreement: "sistah, puh-lease!"
2) statement: "phish sucks." response: "sistah, puh-lease!"
3) skinny girl says: "omigod, these pants make me look so fat." response: "sistah, puh-lease!"
2) statement: "phish sucks." response: "sistah, puh-lease!"
3) skinny girl says: "omigod, these pants make me look so fat." response: "sistah, puh-lease!"
by koscar February 10, 2005
 Get the sistah puh-leasemug.
Get the sistah puh-leasemug. by ClamJam February 14, 2005
 Get the sistah puh-leasemug.
Get the sistah puh-leasemug. Man, that wahine carrying babaganoush sho got big kine stinka in her pants , she sho one arlispoopoobutt sistah!
by Dagerg  February 12, 2020
 Get the Arlispoopoobutt sistahmug.
Get the Arlispoopoobutt sistahmug.