my house is your house

my house is your house

Please, treat my home as if it were your own; help yourself while you stay here. The expression is a literal translation of the Spanish phrase mi casa es su casa. Can be pluralized as "our house is your house." A: "Do you mind if I have some of your cereal in the morning?" B: "Of course I don't mind! My house is your house!" And here is where you will be staying. Please help yourself to anything you need—our house is your house!
See also: house
Farlex Dictionary of Idioms.

My house is your house,

 and Our house is your house.
Fig. a polite expression said to make a guest feel at home. (From the Spanish phrase Mi casa, su casa.) Bill: Hello, Tom. Tom (entering): So nice you can put me up for the night. Bill: My house is your house, make yourself at home. Mary: Come in, you two. Bill: Thanks. Sue: Yes, thank you. Mary: Well, what can I get you? My house is your house.
See also: house
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • mucho
  • be jumping up and down
  • at a dead end
  • face to face with (someone or something)
  • blue in the face, to be/until one is
  • blaze up
  • kiss and make up
  • all your base are belong to us
  • after Saturday comes Sunday
  • melt in (one's)/the mouth