1. a person whose job is to find and remove ghosts or deal with hauntings
Usage: informal; often used in fiction and entertainment
2. a person who exposes or eliminates something unwanted or problematic
Usage: informal; figurative use

Examples

• The ghostbuster arrived at the old mansion with special equipment to investigate the strange noises.
• In the movie, the ghostbusters work together to catch supernatural creatures.
• She became a ghostbuster after studying paranormal activity in college.
• The company hired a ghostbuster to solve the mysterious technical glitches in their system.
• Local ghostbusters claim they have evidence of a haunting in the abandoned hospital.
• He joked that he needed a ghostbuster to deal with all the outdated software bugs.