1. something or someone that is remarkable or outstanding
Usage: informal
2. a device used to insert corks into bottles

Examples

• That joke was a real corker!
• The final exam question was a corker that stumped most students.
• She told a corker of a story at dinner.
• The winery invested in a new automatic corker.
• His performance in the play was an absolute corker.
• The riddle was such a corker that no one could solve it.
• They used a hand-operated corker for their homemade wine.