derf definitionApril 22, 2018 AZ DictionaryLink to this pageadjective:strong; effective; toughStrong; effective; fierce.View Moreothers:Bold; brave; powerful; great; terrible.Related SourcesDefinition for "derf"strong; effective; toughView MoreSentence for "derf"And here's to you "derf" cute…View MoreSynonym for "derf"strongView MoreUrban Dictionary for "derf"the act of gettin fucked up,…View MoreHow would you define derf?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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