Gitmo

Etymology
Guantanamo The abbreviation GTMO pronounced as if it were a word rather than letter by letter.

Proper noun

 * 1)  Guantanamo Bay, the US naval base at the eponymous location, on the island of Cuba.
 * 2)  The detention center for officially undisclosed persons without charge, process, or recourse; located at the U.S. naval base.