flushing
verb (present participle)UK /ˈflʌʃ.ɪŋ/
US /ˈflʌʃ.ɪŋ/
Making water run through something to clean it.
She is flushing the toilet after using it.
OTHER MEANINGS
2. When your face turns red and feels hot.
His face was flushing with embarrassment after the mistake.
3. Chasing birds or animals out of hiding so they fly or run away.
The dogs were flushing pheasants from the tall grass.
4. Sending a strong flow of liquid or gas through a system to clear it.
The mechanic is flushing the radiator to remove old fluid.