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• Rio Grande
  Rio Grande

  noun

  a river flowing from SW Colorado through central New Mexico and along the boundary between Texas and Mexico into the Gulf of Mexico. 1,800 miles (2,900 km) long.
• Río Grande
  Río Grande

  noun

  a city in NE Puerto Rico.

Rio Grande

¹ American  

[ree-oh grand, gran-dee, grahn-dey, ree-oo grahn-di] / ˈri oʊ ˈgrænd, ˈgræn di, ˈgrɑn deɪ, ˌri ʊ ˈgrɑ̃ dɪ /

noun

1. Mexican Rio Bravo.  a river flowing from SW Colorado through central New Mexico and along the boundary between Texas and Mexico into the Gulf of Mexico. 1,800 miles (2,900 km) long.

2. a river flowing W from SE Brazil into the Paraná River. 650 miles (1,050 km) long.

3. Also called Rio Grande do Sul.  São Pedro do Río Grande do Sul.

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Río Grande ² American  

[ree-oh grahn-dey, -dee, ree-aw grahn-de] / ˈri oʊ ˈgrɑn deɪ, -di, ˈri ɔ ˈgrɑn dɛ /

noun

1. a city in NE Puerto Rico.

2. a river in central Nicaragua, flowing NE to the Caribbean Sea. About 200 miles (320 km) long.

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Rio Grande British  

noun

1. Mexican name: Río Bravo.  a river in North America, rising in SW Colorado and flowing southeast to the Gulf of Mexico, forming the border between the US and Mexico. Length: about 3030 km (1885 miles)

2. a port in SE Brazil, in SE Rio Grande do Sul state: serves as the port for Porto Alegre. Pop: 188 000 (2005 est)

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Rio Grande Cultural  

1. River running east from Colorado to the Gulf of Mexico, dividing the United States from Mexico.

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Example Sentences

"Life is brutal, but it is also a paradise, and it's about going through many different moments," said Sonza, who is from Rio Grande do Sul in southern Brazil.

From Barron's • Apr. 13, 2026

He lodged notable breakthroughs in parts of Florida, where he carried Miami-Dade County, and Texas, where he flipped the historically Democratic Rio Grande Valley.

From Salon • Mar. 25, 2026

But Talarico carried suburbs with affluent white liberals and areas with large numbers of Hispanic voters – including San Antonio and the Rio Grande Valley along the US-Mexico border.

From BBC • Mar. 4, 2026

Elizabeth previously covered local government for the Austin American-Statesman, the Dallas Morning News and, in the Rio Grande Valley, for the Monitor.

From The Wall Street Journal • Feb. 9, 2026

It tasted like summer, like fun, like innocence in the Rio Grande; so I swallowed, and the purity of it was divine.

From "Summer of the Mariposas" by Guadalupe García McCall