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colloquialism

American  
[kuh-loh-kwee-uh-liz-uhm] / kəˈloʊ kwi əˌlɪz əm /

noun

colloquialisms plural
  1. a colloquial expression.

  2. colloquial style or usage.


colloquialism British  
/ kəˈləʊkwɪəˌlɪzəm /

noun

  1. a word or phrase appropriate to conversation and other informal situations

  2. the use of colloquial words and phrases

"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

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Derived Forms

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Nouns

Etymology

Origin of colloquialism

First recorded in 1800–10; colloquial + -ism

Explanation

A saying that expresses something other than the literal meaning of the words it contains is a colloquialism, like saying "I wasn't born yesterday," to mean "you can't fool me." Colloquialism comes from the Latin word colloquium meaning "conference, conversation," or literally "a speaking together." When you talk, colloquialisms are so common, you might not be aware you are using them — that is, until one comes up that is unfamiliar to someone in the group. Explaining the meaning of a colloquialism shows just how strange or goofy these expressions really are.

Keep Reading on Vocabulary.com

Vocabulary lists containing colloquialism

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:

Hegseth flippantly employed villainous colloquialism – “they are toast and they know it,” “we play for keeps,” and “President Trump got the last laugh” – delivered with a combative tone that communicated masculine self-assurance.

From Salon Mar. 10, 2026

Almost everyone who frequents the market are Chapines, a popular colloquialism used to refer to someone of Guatemalan descent.

From Los Angeles Times Dec. 23, 2023

From the “daddy’s little girl” colloquialism to pop culture references such as “Daughters” or the #GirlDad hashtag, the fabled bond remains one of our most enduring touchstones.

From Seattle Times Sep. 22, 2022

Rarely has a colloquialism had as many mutations.

From New York Times Nov. 29, 2019

She studied about things, as the colloquialism has it.

From Frances of the Ranges The Old Ranchman's Treasure by Marlowe, Amy Bell

Gilroy set to work meticulously highlighting the Maine-area colloquialisms and metaphors and building out Detective Mackey as a Javert-type villain, echoing the relentless inspector in Victor Hugo’s "Les Misérables."

From Salon Mar. 23, 2025

A translation company called Camb.ai used its proprietary A.I. model to translate broadcasts into other languages, matching appropriate tone, voice, and colloquialisms to make it feel authentic.

From Slate Aug. 1, 2024

“Dooring” and “doored,” colloquialisms among bicyclists, refer to a collision caused by a driver or passenger opening a car door into an oncoming cyclist.

From Los Angeles Times Dec. 19, 2023

He didn’t yet grasp many of the references and colloquialisms — English would become his third language — but he could appreciate the artistry.

From Washington Post Oct. 2, 2022

But for the pageant, she doesn’t want to hear me speak any street talk, or, as she calls it, colloquialisms.

From "Like Vanessa" by Tami Charles

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