| GU | the largest and southernmost island in the Marianas |
|---|---|
| GU | of or related to the genital and urinary organs or their functions |
| GU | nocturnal fruit-eating bird of South America that has fatty young yielding an oil that is used instead of butter |
| GU | a city in southwestern Mexico |
| GU | a battle in World War II in the Pacific (1942-1943) |
| GU | a mountainous island |
| GU | relatively low wide-spreading endemic on Guadalupe Island |
| GU | of Pacific coast of California and southward |
| GU | a Mexican island in the Pacific west of Baja California |
| GU | a mountain range in southern New Mexico and western Texas |
| GU | a national park in Texas that has the highest point in Texas |
| GU | an island territory of France located in the eastern West Indies |