What does SB mean?
Smile Back
Other definitions of SB:
- Smiling back
- Somebody
All of our slang term and phrase definitions are made possible by our wonderful visitors. If you know of another definition of SB that should be included here, please let us know.
How to use the term SB:
There are no example uses of SB at this time. We would greatly appreciate your contribution if you would like to submit your own!
More slang terms:

J DUB
Jehovah's Witness

LBW
Leg Before Wicket

ISIHAC
I'm Sorry I Haven't A Clue

TWOOPS
Twitter Oops