punch out

verb

To repeatedly hit a person.
To hit a person so that they become unconscious (knocked out).
“I'm going to punch out that SOB and leave him lying on the ground bleeding.”
To use a punch to remove a piece of material or to remove a piece already scored.
“I spent all day punching out the die cut decals.”
To leave a workplace by punching a timecard.
“I'm going to punch out a bit early today.”
To leave a workplace.
To eject from an airplane.
“With the engine on fire he had to punch out and hit the silk.”
To extract data from a computer by the use of a keyboard.
To rule (by an umpire) that a pitch is a called third strike, often done emphatically.
“The ump punched out the batter with relish to close out the game.”
To throw a called third strike; to strike (someone) out.
“Jones punched out the batter to start in the sixth.”