Meaning of the word "a man's home is his castle" in English

What does "a man's home is his castle" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

a man's home is his castle

US /ə mænz hoʊm ɪz hɪz ˈkæsəl/
UK /ə mænz həʊm ɪz hɪz ˈkɑːsəl/
"a man's home is his castle" picture

Idiom

a person can do what they want in their own home and should be free from interference

Example:
You can't tell me how to decorate my living room; a man's home is his castle.
He values his privacy and believes that a man's home is his castle.