FabianPronunciation: /ˈfeɪbɪən/Definition of Fabian noun a member or supporter of the Fabian Society, an organization of socialists aiming to achieve socialism by gradual rather than revolutionary means. adjective relating to or characteristic of the Fabians:the Fabian movement employing a cautiously persistent and dilatory strategy to wear out an enemy:Fabian tacticsDerivatives Fabianism noun Fabianist noun Origin: late 18th century: from the name of Quintus Fabius Maximus Verrucosus (see Fabius)Fabian in other Oxford dictionaries Definition of Fabian in the US English dictionary