eat one out of house and home
eat one out of house and home {v. phr.}
1. To eat so much as to cause economic hardship.
Our teenaged sons are so hungry all the time that they may soon eat us out of house and home.
2. To overstay one's welcome.
We love Bob and Jane very much, but after two weeks we started to feel that they were eating us out of house and home.
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Source: A Dictionary of American Idioms