
1) Abbreviation in personals 2) Classifieds classification 3) Dating site initialism 4) Dating site inits 5) Dating site shorthand 6) Lady in personal ads 7) Personal ad letters 8) Personal-ad letters 9) Reacted to a heartthrob 10) Social welfare function 11) Spinster in personal ads 12) Who one may be ISO
Found on
https://www.crosswordclues.com/clue/swf

SWF (f {respell|SWIF|`}) is an Adobe Flash file format used for multimedia, vector graphics and ActionScript. Originating with FutureWave Software, then transferred to Macromedia, and then coming under the control of Adobe, SWF files can contain animations or applets of varying degrees of interactivity and function. SWF files can be generated fro....
Found on
http://en.wikipedia.org/wiki/SWF

Software Firewall,
details ...Found on
http://www.cryer.co.uk/glossary/s/index.htm

Single White Female
Found on
http://www.encyclo.co.uk/local/21662
(Small Web Format) Previously standing as an abbreviation for Shockwave Flash, SWF is a file format of a compiled FLA used by Adobe Flash. A SWF may contain vector graphics and rich media including images, audio, and video. It is widely adopted plugin for many desktop Internet browsers, although availability is more limited on mobile devices...
Found on
http://www.flv.com/glossary.html

single white female
Found on
http://www.noslang.com/dictionary/s/

acronym: social welfare function
Found on
https://www.encyclo.co.uk/local/20002

Small Web File. The output file generated by Flash and other software for sending (mostly) vector animation over the internet. It doesn't stand for Shockwave file
Found on
https://www.encyclo.co.uk/local/20511
No exact match found.