Thesaurus

Synonyms & Antonyms of fast

(Entry 1 of 2)

1 moving, proceeding, or acting with great speed
  • the fast pace of construction resulted in our new house being done ahead of schedule

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3 firmly positioned in place and difficult to dislodge
  • the rusty, old screws are so fast in the fitting that there's no hope of getting them out

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4 given to or marked by cheating and deception
  • rolling back odometers was just one of the fast practices that the used-car dealer was guilty of

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5 marked by the ability to withstand stress without structural damage or distortion
  • as the storm approached, we checked to see that every thing on the outside of the house was fast and locked in position

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7 having or showing quickness of mind
  • I don't know how to operate this machine, but I'm a fast learner

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fast

adverb

Synonyms & Antonyms of fast (Entry 2 of 2)

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Choose the Right Synonym for fast

Adjective

fast, rapid, swift, fleet, quick, speedy, hasty, expeditious mean moving, proceeding, or acting with celerity. fast and rapid are very close in meaning, but fast applies particularly to the thing that moves fast horses and rapid to the movement itself. rapid current swift suggests great rapidity coupled with ease of movement. returned the ball with one swift stroke fleet adds the implication of lightness and nimbleness. fleet runners quick suggests promptness and the taking of little time. a quick wit speedy implies quickness of successful accomplishment speedy delivery of mail and may also suggest unusual velocity. hasty suggests hurry and precipitousness and often connotes carelessness. a hasty inspection expeditious suggests efficiency together with rapidity of accomplishment. the expeditious handling of an order

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Time Traveler for fast

Time Traveler

The first known use of fast was before the 12th century

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Cite this Entry

“Fast.” The Merriam-Webster.com Thesaurus, Merriam-Webster Inc., https://www.merriam-webster.com/thesaurus/fast. Accessed 28 January 2020.

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More from Merriam-Webster on fast

Dictionary: Definition of fast

Rhyming Dictionary: Words that rhyme with fast

Medical Dictionary: Definition of fast

Spanish Central: Translation of fast

Nglish: Translation of fast for Spanish Speakers

Britannica English: Translation of fast for Arabic Speakers

Britannica.com: Encyclopedia article about fast

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