dubcon in English dictionary dubcon Meanings and definitions of "dubcon" (fandom slang) A lemon fanfiction where the quality of sexual consent is unclear due to any reason. noun (fandom slang, erotica) Erotica or lemon fanfiction where the presence of sexual consent is unclear due to any reason. more Grammar and declension of dubcon dubcon ( uncountable) dubcon (uncountable) more Sample sentences with "dubcon" Declension Stem Try again Authors