1. people or things that close something
2. baseball pitchers who specialize in finishing games
Usage: sports
3. salespeople who specialize in completing deals
Usage: business

Examples

• The store needs more closers for the evening shift.
• The team's closer struck out the final batter.
• She's one of our best closers in the sales department.
• The restaurant hired additional closers to handle the late-night crowd.
• Their closer has saved twenty games this season.
• The real estate agency relies on experienced closers to finalize contracts.
• We need reliable closers who can lock up the building properly.