Top Definition
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 #downup #conficker #conflicker #worm #trojan
by YoCappy March 31, 2009
7 Words related to Downadup
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