A food product used as a less costly and thus more profitable
alternative to
legitimate meat. Composed largely of material to provide real estate for
seasoning to give the sensation of meat.
The fact is that the
containers in which the taco meatmud arrives to their establishments is labeled as "taco meat filling," which is exactly how it should be labeled in all
advertising and packaging
according to the USDA. (Diaz, Gizmodo.com)