SB! 

Abbreviation for "SO BAD!" Used when someone does something that is very dismal, or something that causes undesirable effects to someone happens.

CHOWDHARY: "I broke my ankle because I fell down the stairs."
CONG: "SB!"

SB! by Kevin the Cardboard Box March 15, 2021

Sb 

Abriviation for snap back
Usually found on Snapchat when a user wants you to snap them back

Streaks sb

Sb by Kate1303 October 16, 2017

sb 

mostly used on stan twitter when you softblock somone.

just sb oomf they are so annoying

sb by hongjoong September 29, 2019

SB 

It means Snap back, referring to when someone says snap for tbh (to be honest) and they want one back.

Friends story: snap for tbh SB
Me: me
Friend: tbh you a stank hoe now SB
Me: tbh yo pussy smell like the Nova Scotia pier

SB by TIC-TAC TANGE March 18, 2017

sb 

in terms of snapchat, sb means ‘snap back’

streaks sb =streaks snap back

sb by harrystylesismyhusband April 8, 2020

Sb 

Somebody

Will sb please call me, because I’m bored

Sb by Carebear😂 May 22, 2020

SB 

noun. (pl. same) also,S13
Comes from a Chinese words

Pronounces Sha bi,means "Stupid Bitch".
In fact, Sha = 傻(stupid),Bi = 屄(pussy).
If you play online games in China or chat with some Chinese lowlives you'll see it many times.

A is singing in the midnight
B: You are the person between SA and SC.
A: SB,watch your mouth!
B: STFU SB!
A: Screw your sister SB!

...
C: Look! Two SB are talkin bout SB!
D: WTF? Scientiae Baccalaureus ??
E: ...the World is full of SB !

SB by nobia May 29, 2010