stunner

noun stunners

1. colloquial Anything that is stunning.
2. colloquial A woman or man of stunning beauty or handsomeness (often hyperbolic), a knockout. She's a runner, rebel and a stunner / On her merry way sayin', "Baby, what you gonna—?"
3. A professional wrestling maneuver in which an attacking wrestler applies a facelock to an opponent and falls to a seated position, forcing the opponent's jaw or neck to drop on the attacker's shoulder.
4. A pistol firing a beam capable of stunning an enemy. March holstered his pistol, reached into his coat, and drew out his own neural stunner, shifting the weapon to his right hand.
5. A person or machine that stuns an animal before slaughter.