1 definition by Linkthelegend2

Top Definition
SDF stands for the Sony Defense Force, which is a group of rabid supporters of Sony who defend whatever Sony does on websites and message boards.
"Man did you see that troll? He called the Wii and 360 garbage and the PS3 as the best thing ever."

"Yeah he must be part of the SDF"
by Linkthelegend2 June 07, 2007

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