ethnicon
n.β Β«Dirty Sanchez is just one of many sex acts named after a locale or ethnicity, in a subgenre of slurs linguists call βethnicons.β These are insults meant to comment on an ethnic group’s supposed depravity that become popular shorthand for said characteristicβfor instance, we call vicious people βmongols,β βwelsherβ is synonymous with a swindler.Β» ββ Β‘Ask A Mexican!” by Gustavo Arellano Orange County Weekly (California) Jan. 5, 2006. (source: Double-Tongued Dictionary)