stunner

Anything that is stunning.colloquial

Anything that is stunning.; A woman or man of stunning beauty or handsomeness (often hyperbolic), a knockout.colloquial

• She's a runner, rebel and a stunner / On her merry way sayin', "Baby, what you gonna—?"

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.

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.

A person or machine that stuns an animal before slaughter.