What does DNFU mean in Urban Dictionary?December 11, 2019 Urban DictionaryLink to this page DNFU is short for meaning "don't screw Up", generally being stated by an individual's superior whenever subject under consideration is finding brand new terrain. by EmanuelReport definitionHow would you define DNFU?All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own! Your Full NameYour definitionPost Definition
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