He was ninnyhammering around the kitchen, trying to make a sandwich.
Frequently Asked Questions
The phonetic transcription of "ninnyhammer" is /ˈnɪnɪˌhæmər/ in British English and /ˈnɪnɪˌhæmər/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "ninnyhammer": dunce, idiot, nitwit, simpleton, fool.
Example usage of "ninnyhammer": "Don't be such a ninnyhammer, you can do it!". More examples on the page.