Definition of razor wire noun from the Oxford Advanced Learner's Dictionary


razor wire

BrE BrE//ˈreɪzə waɪə(r)//
; NAmE NAmE//ˈreɪzər waɪər//
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strong wire with sharp blades sticking out, placed on top of walls and around areas of land to keep people out
See the Oxford Advanced American Dictionary entry: razor wire