eat someone out of house and home

1. To consume a great deal of someone's food: “Mrs. Baker complained that her three teenagers were eating her out of house and home.”

Idioms and Phrases

Eat so much as to deplete someone's resources, as in The kids are eating her out of house and home . This hyperbole was well known by the time Shakespeare used it (2 Henry IV , 2:1): “He hath eaten me out of house and home.”