Definition of "doh"
interjection:
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Expresses surprise and consternation at a stupid mistake made by oneself, or another person.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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noun:
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An anglicised spelling of do. A syllable used in solfège to represent the first and eighth tonic of a major scale.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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