Meaning of the word birdbrain in English

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

birdbrain

US /ˈbɝːd.breɪn/
UK /ˈbɜːd.breɪn/

Noun

a foolish or stupid person

Example:
Don't be such a birdbrain, you forgot your keys again!
My little brother can be such a birdbrain sometimes, always losing his homework.