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Synonyms

fast one

American  

noun

Informal.
  1. a shrewd action, especially when unscrupulous or dishonest; an unfair trick, deceitful practice, dishonest dealing, etc..

    He pulled a fast one on me by paying me with a worthless check.


Etymology

Origin of fast one

An Americanism dating back to 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Now they worried that Tahnoon was again playing a fast one.

From The Wall Street Journal Jul. 19, 2026

A publicist friend texted me afterward: “That’s where Culkin belongs. If you gave him lead, you’d be saying that he was trying to pull a fast one by going supporting.”

From Los Angeles Times Jan. 1, 2025

“Some companies are trying to pull a fast one by shrinking the products little by little and hoping you won't notice,” he said.

From Salon Aug. 26, 2024

Hold onto your hats, because this track is a fast one, with three DRS zones and speeds quicker than Silverstone and second only to the Italian test at Monza.

From BBC Mar. 6, 2024

I apologized like a madman, because the band was starting a fast one.

From "The Catcher in the Rye" by J. D. Salinger

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