"crashing waves" is correct and usable in written English.
You can use it to describe the sound or sights of large waves hitting the shore. For example, "The beach was a mess of crashing waves and sea foam."
Footage of crashing waves flashed behind her.
It was hard to breathe with the high crashing waves.
Another is a deep inky blue, comprised of composited details of crashing waves.
The performers face out to thousands of young Liberians swaying in front of crashing waves.
O'Keeffe painted two lava bridges — natural arches formed over the crashing waves of the ocean below.
Horses gallop along the black sand, through crashing waves, while villagers play football on the shore.
A young woman sitting absurdly close to crashing waves is almost sucked out to sea.
"They wanted to give us money!" Felipe shouted over the bounce of crashing waves.
Sell up so we can see grey crashing waves and walk along drizzly beaches.
At night, you'll fall asleep to the sounds of crashing waves and whistling frogs.
I find oceans stressful and noisy with all their crashing waves, sharks and undertows.
