Definition from macmillandictionary.com
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Simon loves fast cars.
a chance for runners to show how fast they are
It was quite a fast journey.
a fast drive/run
We were expected to work at a fast pace.
The government has promised a fast response to the crisis.
We need fast and effective action to combat this problem.
I’m usually quite a fast learner.
The pace of the game was fast.
My watch is a few minutes fast.