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Synonyms

collude

American  
[kuh-lood] / kəˈlud /

verb (used without object)

colluded, colluding
  1. to act together through a secret understanding, especially with evil or harmful intent.

  2. to conspire in a fraud.


collude British  
/ kəˈluːd /

verb

  1. (intr) to conspire together, esp in planning a fraud; connive

"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

  • colluder noun
  • precollude verb (used without object)

Etymology

Origin of collude

First recorded in 1515–25; from Latin collūdere “to play together,” equivalent to col- col- 1 + lūdere “to play”

Explanation

When you collude with someone you secretly plot together to do something bad. You might collude with your twin sister to find out where all the birthday presents are hidden. The word collude entered English in the 16th century from the Latin word colludere, meaning “have a secret agreement,” a combination of col-, meaning “together,” and ludere, meaning “to play.” When you collude with someone, it's like you’re playing together on the same team for the purpose of getting something you want, typically something illegal or harmful. Companies may collude to keep prices high, or politicians may collude to keep damaging information secret.

Keep Reading on Vocabulary.com

Vocabulary lists containing collude

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.

Herzog cites professional wrestling as an example of a spectacle in which the audience members and performers collude in a narrative that is patently false, yet has all the elements of legitimate competition.

From Los Angeles Times • Sep. 30, 2025

This week, Felix Salmon, Emily Peck, and Elizabeth Spiers discuss the lawsuit against RealPage, a software company the DOJ says helps landlords collude to keep rents too damn high.

From Slate • Aug. 31, 2024

Keeping Mr Dos Santos away from Ms Williams, who was standing a short distance away, meant they could not "collude" and it "sanitised the situation and keeps it truthful", according to PC Clapham.

From BBC • Oct. 5, 2023

They are still separate entities after all, and they should compete, not collude.

From Seattle Times • Nov. 8, 2022

It was impossible that they could believe that executive and legislature could be brought into close relations of co�peration and mutual confidence without being tempted, nay, even bidden, to collude.

From Congressional Government A Study in American Politics by Wilson, Woodrow