Definition of laser gun noun from the Oxford Advanced Learner's Dictionary


laser gun

BrE BrE//ˈleɪzə ɡʌn//
; NAmE NAmE//ˈleɪzər ɡʌn//
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a piece of equipment which uses a laser to read a barcode or to find out how fast a vehicle or other object is moving
See the Oxford Advanced American Dictionary entry: laser gun