You use the expression ‘High on the Hog’ to indicate that something is luxurious or
that someone is affluent.
Example of use: “They’ve been living pretty high on the hog since they won the lottery.”
The origin of the phrase ‘high on the hog’ comes from 20th century America and refers to the practice of eating choice cuts of meat. One of the earliest print examples comes from a March, 1920 edition of The New York Times: “Southern laborers who are eating too high up on the hog (pork chops and ham) and American housewives who “eat too far back on the beef” (porterhouse and round steak) are to blame for the continued high cost of living, the American Institute of Meat Packers announced today.”