blaster
n. countablen. a fictional weapon that fires a beam of energy instead of a bullet. You often see these in science fiction movies like Star Wars.
n. a fictional directed-energy weapon common in science fiction literature and film, typically depicted as a handheld device that emits bolts of plasma or light.
The hero drew his blaster and pointed it at the robot.
In many space adventures, characters carry a blaster on their hip for protection against hostile aliens.
The film's sound design became iconic largely due to the unique, high-pitched ricochet sound created for the handheld blaster fire during the opening corridor battle.
From blast + -er.
Commonly used in the context of science fiction media; informal when used to describe real-world tools like sandblasters.