Arroyo
noun
A small steep-sided watercourse or gulch with a nearly flat floor, usually dry except after heavy rains.
The arroyo was dry most of the year, but filled with rushing water during the rainy season.

Often appears as...
- arroyo seco
- cross the arroyo
noun
A small steep-sided watercourse or gulch with a nearly flat floor, usually dry except after heavy rains.
The arroyo was dry most of the year, but filled with rushing water during the rainy season.

Often appears as...
- arroyo seco
- cross the arroyo
Definition 1 of 1

Geographic Usage
The word 'arroyo' is primarily used in regions where Spanish influence is present, like the US Southwest.

When visiting Arizona, you might encounter several marked arroyos.
Climatic Relevance
'Arroyo' implies a climate where heavy rains are occasional, not a region with constant water flow.

In the desert, arroyos can suddenly fill with water during rare storms.
Hazard Awareness
Arroyos can become dangerous during rainy periods due to flash flooding, a detail to be aware of when using the term.

Avoid camping near an arroyo; flash floods can occur without warning.
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