Meaning of the word "stuck up" in English

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

stuck up

US /stʌk ʌp/
UK /stʌk ʌp/

Adjective

arrogant and conceited

Example:
She's so stuck up, she barely talks to anyone outside her social circle.
Don't be so stuck up, everyone makes mistakes.