SFCU Share definition Flag SFCU: SUPER FUCKING COOL UNION or Swine Flu Containment Unit.From AREA5s "CO-OP" Guy 1:So whats SFCU GUY 2: Its for SUPER FUCKING COOL UNION....WE SAVED THE WORLD! SFCU by CO-OP FAN! September 22, 2009 0 0 Get merch Get the SFCU mug. Buy Now — $32.95 See more merch
