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 someone's rights, or to appear as adversaries though in agreement: collusion of husband and wife to obtain a divorce.
- non·col·lu·sion, noun
- pre·col·lu·sion, noun
- collision, collusion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for collusion
secret agreement for a fraudulent purpose; connivance; conspiracy
a secret agreement between opponents at law in order to obtain a judicial decision for some wrongful or improper purpose
- collusive, adjective
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