To run down (stairs, a slope, etc.); to hurry downward on foot.
火事だと聞いて彼は階段を駆け下りた。
When he heard there was a fire, he ran down the stairs.
バスに間に合うように坂を駆け下りた。
I ran down the hill to make the bus.
子どもたちは公園の丘を駆け下りて遊んだ。
The children ran down the hill in the park to play.