paranoid /ˈpæɹ.əˌnɔɪd/adjective 2noun 1forms 3 adjective2 •Of, related to, or suffering from clinical paranoia. •(informal) full of fear and doubt about others, much more than there is any reason forBut can the people on TV see me or am I just paranoid? — 1984 noun1 •A person suffering from paranoia. formsparanoids · more paranoid · most paranoid