interjection Date: 1966 1. — used to express actual or feigned ignorance or stupidity 2. — used derisively to indicate that something just stated is all too obvious or self-evident
DUH
Meaning of DUH in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012