Checkmate

Pronuciation: Cheqmeit
1. A position in chess where the opponent king has no option but to be captured in the next turn

2. Said when you're in an argument and you surprise so much at your opponent that he doesn't know how to answer.

1. Checkmate, your king is f***ing dead
2. If the earth is flat, why are my feet curved? Checkmate flat-earthers.