Definition of DRM abbreviation from the Oxford Advanced Learner's Dictionary



BrE BrE//ˌdiː ɑːr ˈem//
; NAmE NAmE//ˌdiː ɑːr ˈem//
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digital rights management (actions and devices that are used by the owners of software or information to prevent people from copying it from the Internet) DRM-protected music files The publisher has a DRM system that restricts use of downloaded software.
See the Oxford Advanced American Dictionary entry: DRM