Conspiracy theory

/kənspɪɹəsi θiəɹi/

Conspiracy theory

a belief or explanation that suggests a secret group or organization is responsible for an event, often involving illegal or dishonest activities

Examples

1. Personally, one of my pet hobbies is conspiracy theories.

2. I like conspiracy theories.

3. Well, conspiracy theories abound.

4. The show is filled with conspiracy theories.