DRM

• Defense reform movement, U.S. campaign inspired by Col. John Boyd
• Democratic Republic of Madagascar, a former socialist state (1975–1992) on Madagascar
• Direction du renseignement militaire, the French Directorate of Military Intelligence
• Disability rights movement
• Disaster risk management

• Digital rights management, access control technologies that limit the usage of digital content and devices
• "Digital restrictions management", a re-purposing of the acronym by the Defective by Design movement
• Data Reference Model, one of the five reference models of the Federal Enterprise Architecture
• Digital Radio Mondiale, a set of digital audio broadcasting technologies
• Direct Rendering Manager, a component of Linux's Direct Rendering Infrastructure
• Distributed resource manager or job scheduler, a software application that is in charge of unattended background executions

• Deese–Roediger–McDermott paradigm, a paradigm in cognitive psychology for investigating false memories
• Desmin related myopathy, a subgroup of the myofibrillar myopathy diseases
• Detergent resistant membrane, a lipid raft
• Digestive rate model, the diet selection that animals should perform to maximize energy or nutrients
• Gremlin (protein) or Drm, an inhibitor in the TGF beta signaling pathway

• Detrital remanent magnetization, the residual magnetization in sediments
• Diamond and Related Materials, a journal in materials science

• Deutsche Rallye Meisterschaft, a German motor rally series
• Deutsche Rennsport Meisterschaft, a 1970s German auto racing series

• Danbury Railway Museum, Connecticut, US
• DRM (Japanese band), a J-pop girl group
• Dispute resolution mechanism, an acronym applicable to dispute resolution (e.g., in diplomatic or contractual matters)
• Di Ravello Militia, the main antagonist faction in Just Cause 3

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