Definition from macmillandictionary.com
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Lisa flushed and looked away.
Mark flushed with annoyance, but said nothing.
Her cheeks flushed with embarrassment.
If any medicine is left over, flush it down the toilet.
The loo won’t flush!
Yesterday I flushed the radiator and replaced the coolant.
Today we flushed four pheasant and three rabbits.
The rebels were flushed from their hiding places and shot.