at home with so or sth meaning

• [American slang]
  1. Lit. in one's home with someone or something.
    She's at home with her mother.
    Bob's not alone. He's at home with the cats.
  2. Fig. comfortable with someone or something; comfortable doing something.
    Tom is very much at home with my parents.
    Mary seems to be at home with her job.

• bring sth home to so:    [American slang]1. ...
• come home to so or sth:    [American slang]to ...
• get home to so or sth:    [American slang]to ...