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Added 8 October 2026

collusion

/kəˈluːʒən/ noun

In Latin: collusio Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about collusion at Wordnik → Where our words come from →

Secret agreement.
Agreement on a secret plot.

Origin

Dated from the 14th century C.E. as Middle English collusioun, collusion; from Old French collusion, from Latin collusio (“act of colluding”).

From Wiktionary, via Kaikki.org (CC BY-SA)

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