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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

See Examples For:

Rio Grande Río Grande

Last year, Customs and Border Protection and Homeland Security Investigations agents also found a tunnel that ran under the Rio Grande from Ciudad Juárez, Mexico into El Paso.

From Los Angeles Times ● Sep. 9, 2026

In rocks from the interior of Rio Grande do Sul, 240-million-year-old fossils still hold clues about the origin of the animal groups that would transform terrestrial ecosystems forever.

From Science Daily ● Aug. 10, 2026

Freddy Nieto, a fourth-generation cattleman on a ranch near the Rio Grande, hasn’t seen the infamous screwworm for himself.

From The Wall Street Journal ● Jun. 12, 2026

"We'll have the entire system to include a secondary barrier in places we need it -- the water barrier and the Rio Grande River -- and the technology," Scott said.

From Barron's ● Jun. 9, 2026

He comes back before crossing the Rio Grande and tells Enrique about riding on trains, leaping off rolling freight cars, and dodging la migra, Mexican immigration agents.

From "Enrique's Journey" by Sonia Nazario

For “Un Verano Sin Ti,” he decided to explore the eastern side, near Río Grande and Fajardo.

From New York Times ● May 6, 2022

In Río Grande, just east of San Juan, Milton Falero Santiago decided to keep his restaurant operating with his generator.

From New York Times ● Apr. 9, 2022

On the eastern side this barrier extends north to the very banks of the Río Grande in the Cañon de Boquillas.

From by

The Río Casas Grandes must have once been a tributary of the Río Grande, but now its desert drainage basin is isolated.

From Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains by Henry S. Fitch

Actually all valid records of the species sirtalis from the vicinity of the Río Grande are from the El Paso region or from farther north.

From Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains by Henry S. Fitch