SB 

Snap/ send back, people use this as another way of asking people to talk.

Snapchat: SB streaks.
1 : mate I've lost my wallet , SB if you get this.

SB by Sxp December 7, 2017

Sb 

Sb- SnapBack
Sb- To reply to someone’s Snapchat

Friend Snap Me “Streaks//Sb to hang out”
Me “Hey I’m sbing, wanna hang out?”

Sb by CardiBImBackBitches May 3, 2018

SB 

The smartest, strongest, funniest, tallest, most lit, girl you will meet. And she will cross yo family and friends, so watch out.

You just like SB, because you’re so amazing at everything😜

SB by dumb and bored June 11, 2018

sb 

The feeling you get after kissing someone for the first time “Sb” aka “slimey butthole

*cam kisses cat* (cat calls bff and tell) “it was Sb, like a slimey butthole!

sb by Funky chicken 101 October 12, 2018

SB 

SB is from a Chinese phrase- Sai Bai, it means idiot.

you are a SB.

SB by SaguoRan October 16, 2018

sb 

codename for "Smelly Belly" which is usually a middle aged or older man (but can be female or younger) with an overhanging belly, commonly seen with sweat marks, Branik pivo and a cigarette. Possibly barefoot.

C: Hey Johana, do you see that sb over by the Akademie?
J: Yeah don't mind him, he's here every Sunday, just enjoying life and being smelly

sb by Lovely boy August 22, 2018

Sb 

It means “share button” on facebook

Post on Facebook: “Lying triggers a different type of anger ”
Comment: “Sb?”
They don’t have the post on public so, the person commenting was asking them to put it on public so they can share it. “Share button”

Sb by LilBaby $hya October 24, 2018