A Caribbean island that wants to be a state, but Trump sees that Puerto Rico is another country in Mexico and wants to build a wall around it when the government mentions statehood for Puerto Rico.
PR Governor: "We want statehood now" Trump: "Build the wall now on that Mexican island"
by Bidova August 5, 2019
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Tabasco and sour cream, or any hot sauce with sour cream used for dipping. Tabasco and sour cream make a coral colour similiar to thousand island.

personally, wing sauce and sour cream is the best
Add about 1 tablespoon tabasco to 3 spoonfulls of sour cream, or 2 tablespoons of wing sauce to the same amount of sour cream

Result: Mexican Thousand Island.
by Caeloth December 17, 2005
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A Hispanic from the Caribbean, such as Puerto Rico, Cuba, or Dominican Republic, regardless of US Citizenship.
Puerto Ricans, Cubans, and Dominicans are Island Mexicans.
by IslandMexican007 November 5, 2018
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An unofficial title referring to a Puerto Rican citizen
"My girlfriend is one of those... what do you call'em, Island Mexicans?"
by Fishtopher Gomez October 14, 2018
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