Meaning

noun a state in west central United States in the Rocky Mountains

noun a river in Texas; flows southeast into the Gulf of Mexico

noun an important river in the southwestern United States; rises in the Rocky Mountains of northern Colorado and flows southwest through Utah into Arizona (where it flows through the Grand Canyon) and then

originFrom Spanish colorado (“red, ruddy, colored”), usually from the reddish appearance of some silt-laden rivers, or from Portuguese colorado in the case of Brazilian locations.

Etymology from Wiktionary, CC BY-SA 3.0