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

YSS
you stupid s**t

BFFWB
Best Friend Forever With Benefits

YOYOW
You Own Your Own Words

APRECE8
appreciate