trademark for a hand-held, battery-operated device used to deliver a powerful electric shock either by direct contact or by firing electrically charged darts: used for self-defense and law enforcement
Origin of Taser
arbitrary coinage from T(om) S(wift's) e(lectric) r(ifle) (on the pattern of laser and maser), after Tom Swift, hero of a series of science fiction stories[oftent-] such a device
[oftent-] to stun with a Taser
