zapper

A remote control for a television.colloquial

• The news is starting on the other channel; hand me the zapper.

A device that electrifies or electrocutes.colloquial

• Miranda is not the sort of person to carry a zapper but she has an oar that would cause a dog a lot more grief if it caught it full on.

Anything that exterminates.broadlycolloquialfiguratively

• If games are your life, the choice of a joystick is desperately important. Casual alien-zappers can get by with the cheapest generic Taiwanese clone-stick […]
• You are going to go from being a toxic-thought overreactor to a toxic-thought zapper.

A microwave oven.slang

• I hate to spoil your microwave testimonial, but they were actually cooked in the regular oven this morning and just re-heated in the zapper.