Definitions

1. noun

A deep, narrow valley with steep sides, typically with a river flowing through it.

“The tourists hiked through the Grand Canyon, taking in the breathtaking views.”

2. verb

To break or make something into a canyon.

“The river canyoned its way through the rock over thousands of years.”

3. verb

To become or make something narrow and deep, like a canyon.

“The forest was canyoned in by the surrounding hills.”