1. a person or thing that causes widespread destruction or ruin
2. something that is extremely effective or impressive in impact
Usage: informal

Examples

• The hurricane was a devastator that left the coastal town in ruins.
• That new player is a devastator on the basketball court.
• The scandal proved to be a devastator for the company's reputation.
• The wildfire was a devastator that destroyed thousands of acres.
• Her performance was a devastator—the audience was speechless.
• The economic crisis was a devastator for small businesses.