Meaning of the word manchild in English

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

manchild

US /ˈmænˌtʃaɪld/
UK /ˈmænˌtʃaɪld/

Noun

an adult man who is immature or irresponsible

Example:
His girlfriend finally left him because he was such a manchild, never taking responsibility for anything.
He spends all his free time playing video games and expects his mother to do his laundry; he's a classic manchild.