eat high off the hog

eat high off the hog

To prosper or otherwise live very well. It refers to the rich being able to afford the choicest cut of meat, which, from a pig, is higher up on the animal. They've been eating high on the hog ever since David won the lottery. It must be a shock for them having to count their pennies like this—they're used to eating high off the hog, after all.
See also: eat, high, hog, off