The phonetic transcription of "stuffed shirt" is /ˌstʌft ˈʃɜːt/ in British English and /ˌstʌft ˈʃɝːt/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "stuffed shirt": fuddy-duddy, stick-in-the-mud, prig, square.
Example usage of "stuffed shirt": "My boss is a real stuffed shirt.". More examples on the page.