Definition of duh
1 —used to express actual or feigned ignorance or stupidity Duh, I don't know.
2 —used derisively to indicate that something just stated is all too obvious or self-evident Well, duh!
Indulge Your Inner Word Nerd
1943
First Known Use of duh
1943
DUH Defined for English Language Learners
duh
play
interjection
Definition of duh for English Language Learners
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—used in an angry or annoyed way to show that something just said is already known or is obvious
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—used to show or pretend that you do not know something
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