High On The Hog Meaning

Example :   Ever since his promotion, they’ve been living high on the hog.1912, George S. Jack, Edward Boyle Jacobs, History of Roanoke County, p. 29:  With all the tenderloin, spareribs and backbones, we lived “high off the hog”.1927, Allegheny Regional Advisory Board, Proceedings of the regular meeting, p. 21:  Down our way there is a favorite expression used quite often—“eating high on the hog”. That is what our competitors have been doing…1934, Time, Volume 24, p. 68:  The synthetic belle wins the prize and her creators are eating high off the hog until the nation’s Press demands a look at the original.