shamburger
n.— «Nursing A Beef With Shamburgers.…Lots of chefs in nonburger eateries think ground chuck is tacky. They’ve created a Mutant Burger epidemic, tweaking their beef with all kinds of oddball cuts and stuffings.» —“Nursing A Beef With Shamburgers” by Steve Cuozzo New York Post June 14, 2006. (source: Double-Tongued Dictionary)