The female version of the word bruh.
It is used when someone is trying to say "bruh", but to a female. It would be odd if they called them "brother" or "bro", so the word "sih", based off of "sis" and "sister", is used.
by herobrine049X February 10, 2023
Song Infected Head Syndrome
When a song gets stuck in your head and you can't stop the silent singing/beat even though you really want to.
SIHS...You take the good, you take the bad, you take it all and there you have the facts of life...
SIHS Love me, hate me, say what you want about me, but all of the boys and all of the girls are begging to if you seek Amy...
by Mrs. Peen April 29, 2009
by college_boy August 28, 2008
The worst fucking school all they are worried about is catch ur vape and smoking the fucking shit out of it and then give you iss or OSS so yeah fuck sihs
by Mayo_man_69 December 06, 2020
by Alligatorkidyt July 31, 2021