Meaning of the word underdressed in English

What does underdressed mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

underdressed

US /ˌʌn.dɚˈdrest/
UK /ˌʌn.dəˈdrest/
"underdressed" picture

Adjective

wearing clothes that are too informal for a particular occasion

Example:
I felt completely underdressed at the fancy restaurant.
She was worried she would be underdressed for the gala.
Antonym: