wash something down

While cleaning the kitchen, I washed down the cutting board and knives with water.

To remove the dirt, we washed down the car with a pressure washer.

After cleaning the backyard, I washed down the patio with a hose.

He washed the pill down with a glass of water.

I always wash down tough-to-eat food with a drink.

She washed the tough cookie down with some milk.