Meaning: If something is washed away, it's carried off by the force of running water, as in a storm or a flood.Synonym: sweep away
- be washed away The river flooded and many roads and bridges were washed away.
- wash away sth The streets were clean after the storm because the rain washed away all the dirt and rubbish.
- wash sth away I left my towel on the beach, and then a big wave came and washed it away.
Many cars were washed away by