uninterested

uninterested
un‧in‧terest‧ed /ʌnˈɪntrəstəd, ʌnˈɪntrɪstəd/ adjective
not interested ⇨ disinterested
    uninterested in
    He was uninterested in politics.
     

THESAURUS

■ not interested
   ▪ not interested not wanting to know about something or give it your attention: I just wasn't at all interested in science at school.
   ▪ uninterested not interested in wanting to know about something, especially something you are told: When I tried to tell her about my holiday, she seemed completely uninterested.
   ▪ apathetic not interested in a particular problem or situation, so that you are not willing to make an effort to change and improve things: Voters have become increasingly apathetic.
   ▪ indifferent having no interest in someone or something, and often not caring about them: Sometimes the government seems indifferent to the problems of the poor.
   ▪ somebody couldn't care less spoken used when saying that someone does not care at all about something and is not interested in it: I couldn't care less what other people think.