a secret agreement, especially for fraudulent or treacherous purposes; conspiracy: Some of his employees were acting in collusion to rob him.
Law. a secret understanding between two or more persons to gain something illegally, to defraud another of his or her rights, or to appear as adversaries though in agreement: collusion of husband and wife to obtain a divorce.
Origin of collusion
1350–1400; Middle English (<Middle French ) <Latin collūsiōn- (stem of collūsiō), equivalent to collūs(us) (past participle of collūdere to collude) + -iōn--ion
Germany’s biggest daily newspaper, Bild, published an editorial arguing that Merkel’s rhetoric on Russia was meaningless as long as she continued to work “in collusion with Putin” on the pipeline.
Merkel urged to abandon Russia pipeline over Navalny attack|Dave Lawler|September 3, 2020|Axios
Police failed to arrive in time to stop the violent assault, and officers were later seen chatting hands-on-shoulder with some of the suspected attackers, fueling widespread suspicions of collusion.
Hong Kong police are rewriting the history of an infamous thug attack on civilians|Mary Hui|August 27, 2020|Quartz
Every 10 years, after the Census, legislators get together and draw district lines in collusion.
Hate Hyper-Partisanship? Support Redistricting Reform Now|John Avlon|November 3, 2014|DAILY BEAST
In terms of dealing with “talent,” collusion is not the only way the Valley oligarchs work to keep wages down.
Silicon Valley’s Giants Are Just Gilded Age Tycoons in Techno-Utopian Clothes|Joel Kotkin|April 25, 2014|DAILY BEAST
This was a matter of routine in a sport with a culture of collusion and cheating.
Dope on Wheels: Speed Read of 'Wheelmen' About Lance Armstrong|Thomas Flynn|October 16, 2013|DAILY BEAST
Zealous to whitewash herself Ekaterina in collusion with media loyal to the Kremlin attacked the lawyers.
How the Pussy Riot Girls Trial Fell Apart|Alisa Obraztsova|May 8, 2013|DAILY BEAST
Eventually, the collusion gets too expensive, and the cartel collapses unless it gets support from the government.
New York City Bus Strike: A Cosy Cartel, Running Out of Gas|Megan McArdle|January 17, 2013|DAILY BEAST
He was loudly accused by the Catholics of collusion with the enemies of the faith.