conspiracy theory
idiomPart ofconspiracy
conspiracy theory — idiom
1. a belief that a secret group is responsible for a particular event or situation,
1.idiom
Definition
a belief that a secret group is responsible for a particular event or situation, often without good evidence and as an alternative to the official explanation
Example
Owen's uncle spends hours online reading conspiracy theories about the moon landing being faked.
The politician dismissed the rumour as a ridiculous conspiracy theory spread by her opponents.