Semi Away From Keyboard. Much like AFK except you're frequently coming and going from your computer.
Jim set his Ventrilo comment to 'safk' because he was frequently coming and going from his computer.
by Maedhrosss October 10, 2009
1 more definition
Socially Awkward Fat Kid
that fuctard over there is such a S.A.F.K
by the sarcastic zebra December 31, 2010