1 definition by Gays Under Wood.

SFD is an abbreviation for "So Fucking Done."

It can be used when your friend makes a moronic comment and their best luck is to just stop where they are at.
Erin: "I make make illegitimate symbols too. Look. <#%. A waffle cone."

Hottie: SFD.

Erin: "Simon folows dinosaurs."

Hottie: SFD, Again.
by Gays Under Wood. October 12, 2011
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