Downadup Share definition Flag Another name used for Conficker. It's a virus that's supposedly taking into effect on April 1st, 2009. It could be a deadly worm, or the biggest April Fool's joke in years. Virus scan your computer to make sure you don't have Downadup. Downadup by YoCappy March 31, 2009 0 0 Get merch Get the Downadup mug. Buy Now — $32.95 See more merch
