Meaning of the word sourpuss in English

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

sourpuss

US /ˈsaʊr.pʊs/
UK /ˈsaʊə.pʊs/

Noun

a person who is often unhappy and complains a lot

Example:
Don't be such a sourpuss, try to enjoy the party!
He's always a sourpuss in the mornings.