Make yourself at home means relax here and behave as if it were your own place. Come in and make yourself at home.
To be told to make yourself at home is an invitation to stop asking permission. Nobody entirely takes make yourself at home literally, which is what keeps it polite.
1phrasemake yourself at homeRelax here and behave as if it were your own place.
“She told them to make yourself at home and went to put the kettle on.”
make yourself at home is a phrase.
Practised in Idioms