someone who is not intelligent► idiot · Whenever I phone the bank I get through to some idiot who sounds about twelve years old.· Stop treating me like an idiot -- I can count you know!
► bimbo informal a young woman who is attractive but not very intelligent, especially one who spends time with rich and famous people: · Backstage, Paul was surrounded by bimbos in short skirts just waiting for him to notice them.· She plays an apparent bimbo who manages to outwit her boss.
► airhead informal a very stupid person: · He treats his women staff as if they're all airheads.· Then some overpaid TV airhead starts telling us how wonderful her producer is.
► moron an offensive word meaning a very stupid person: · What do you think I am, a complete moron?· Most media companies assume members of the general public are morons.
someone who behaves in a stupid way