Meaning of nuh-uh in English:

nuh-uh

(also nuh-unh, nunh-uh, nunh-unh)

Pronunciation /ˈnʌˌʌ/ /ˈnəˌə/

adverb

informal US
  • No; used especially to rebuff or contradict.

    Frequently in representations of direct speech.

Origin

Early 20th century; earliest use found in Alden (Iowa) Times. Imitative.