SPFD 

Uncommon acronym used when describing or tagging fanfiction stands for Simultaneous Penetration with Fingers and Dick

The A03 author vampireisthenewblack uses the tag SPFD

SPFD by The Fox That Runs With Wolves August 17, 2014

spfd2600 

The Springfield, Missouri location of the 2600 meetings. They meet the first Friday of every month at Barnes and Noble in the back of the cafe. See also www.spfd2600.org

The hosts of that internet radio show attend spfd2600.

spfd2600 by Turnspike February 9, 2003