take (someone) for an idiot

(redirected from taking him for an idiot)

take (someone) for an idiot

To presume or believe that someone is very stupid or foolish. I'd advise you not to take her for an idiot. She may play dumb, but she's very crafty. Do you take me for an idiot? There's no way I'm falling for that again.
See also: idiot, take