caller out
/ˈkɔlərˌaʊt/
noun
- A person who calls out or announces something, especially in a public or loud manner.
- The auction's caller-out kept the crowd engaged with his energetic voice.
- At the town meeting, the caller-out listed the names of those who had signed up to speak.
- The caller-out at the bingo hall announced each number clearly.
- A person who publicly criticizes or challenges someone, often for wrongdoing or hypocrisy.
- The journalist was a fearless caller-out of political corruption.
- In the debate, he acted as a caller-out, pointing out every inconsistency in his opponent's arguments.
- She became a well-known caller-out of corporate pollution on social media.