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tomfoolery

American  
[tom-foo-luh-ree] / ˌtɒmˈfu lə ri /

noun

  • tomfooleries
    plural
  1. foolish or silly behavior; tomfoolishness.

    Synonyms:
    monkeyshine, horseplay, silliness, foolishness
  2. a silly act, matter, or thing.


tomfoolery British  
/ ˌtɒmˈfuːlərɪ /

noun

  1. foolish behaviour

  2. utter nonsense; rubbish

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of tomfoolery

First recorded in 1805–15; tomfool + -ery

Explanation

Tomfoolery is foolishness. Starting a food fight in a cafeteria is an example of tomfoolery. Tomfoolery is a silly-looking word, and it means a silly thing: foolish or ridiculous behavior. Tomfoolery is senseless behavior, like pulling pranks or being obnoxious. If a bunch of students in class keep talking and laughing, the teacher might yell "Stop your tomfoolery!" Tomfoolery can be annoying to others, but it's usually not serious. Committing a crime is a lot worse than tomfoolery. Tomfoolery is more like goofing around or being a clown.

Keep Reading on Vocabulary.com

Vocabulary lists containing tomfoolery

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:

On the surface, this is simply the kind of weird tomfoolery you’d expect from the early 1900s.

From Slate Jun. 24, 2026

Lacking immediate options, Bea succumbs to Christy’s latest tomfoolery.

From The Wall Street Journal Jan. 7, 2026

He told the court this was a case of "skylarking and tomfoolery" that had "gone awry".

From BBC Nov. 9, 2023

It’s an inspired piece of comic acting, and a reminder that the serious-minded performer was just as comfortable with broad, “Saturday Night Live”-style tomfoolery.

From New York Times Apr. 25, 2023

When Jean Louise felt apprehensive, expectant, or on edge, especially when confronting her aunt, her brain clicked to the meter of Gilbertian tomfoolery.

From "Go Set a Watchman: A Novel" by Harper Lee

For 11 seasons, Bravo’s “Vanderpump Rules” has followed the triumphs, tragedies and tomfooleries of a group of Hollywood 20-something nobodies who became 30-something wannabes as the show became a reality TV juggernaut.

From Los Angeles Times May 31, 2024

Such formal prose does not entirely squelch the sort of tomfooleries that Pynchon devotees so eagerly search out.

From Time Magazine Archive

The atomic disembodied villager has no notion of rioting, ça-ira singing, or any of the tomfooleries of revolution.

From Twenty-One Days in India; and, the Teapot Series by George Robert Aberigh-Mackay

Thus we find ourselves in the presence of conditions not unlike those which produced the tomfooleries of the court of Louis XVI and the musettes, bergerettes and aubades of French song.

From Some Forerunners of Italian Opera by W. J. (William James) Henderson

I’ll have no such profligacy in Romford; poor people shall not be wheedled out of their money by your tomfooleries.

From Curiosities of Impecuniosity by H. G. Somerville

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