看韦氏字典，第一个解释就是共谋吧：

来源: 于 2022-01-14 14:40:57 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Essential Meaning of conspiracy

1: a secret plan made by two or more people to do something that is harmful or illegalThe CIA uncovered a conspiracyagainst the government.
2: the act of secretly planning to do something that is harmful or illegalThey were accused of conspiracyto commit murder.