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English definition of “incestuous”

incestuous

adjective uk   /ɪnˈses.tju.əs/ us  
involving incest: The film is about Auteil's incestuous love for his sister.Relating to sex and sexual desireRude and cheeky disapproving involving only a close or limited group of people, who do not communicate or do business with people outside the group: Journalists and politicians often have a rather incestuous relationship.Groups of peopleNarrow-minded
incestuously
adverb uk   /-li/ us  
Relating to sex and sexual desireRude and cheeky
incestuousness
noun [U] uk   /-nəs/ us  
Sexual activity in generalPhysical and sexual assault and abduction
(Definition of incestuous from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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