Sistress

A girl who is a platonical friend and is like a sister to you. Made from connecting "Sister" and "Mistress"

Nick: Hey Sistress!
Sarah: Hi!

Nick: Thank you for always listening my bs
Sarah: Aww! don't worry :)

by toonixcky August 11, 2023

Sistress

A close friend of one's husband who is MORE like a sister and LESS like a mistress ???

friend, bromance, sister, mistress, cougstress, sistress

by Siscoug September 2, 2010

sistress

The female equivalent of bromance, the sistress relationship is one of intense emotional attraction subtended by repressed erotic attraction that is neutralized by an acknowledgement that the two ladies are really, hilariously into one another.

"Liz never stops talking about how great Lesley is. That is one committed sistress!"

by lestic May 22, 2007