1. to reveal or uncover something that was hidden or protected
2. to put someone or something in a situation where they may be harmed or affected by something unpleasant
3. to make known publicly something bad or dishonest about someone

Examples

• The investigation exposes corruption in the government.
• Don’t expose your skin to direct sunlight for too long.
• The documentary exposes the truth about the scandal.
• Heavy rain exposes the tree roots along the riverbank.
• The photographer exposes the film for exactly two seconds.
• This policy exposes workers to unnecessary risks.
• The low tide exposes the rocky shore.