Gus guruship • gush · · · Info · Definitions · Characters · · Gus · · Text Latin · · Script 3 · · Length Definitions · · · (noun) the largest and southernmost island in the Marianas which is administered as a territory of the United States; it was ceded by Spain to the United States in 1898. Synonyms: Guam, GU. · · Noun Definition 1 Characters · · G latin capital letter g U+0047 s latin small letter s U+0073 u latin small letter u U+0075