OSB

OSB may refer to: Oberstabsbootsmann, German Navy rank Old Saybrook station in Connecticut, USA (Amtrak station code) OneSavings Bank plc, a UK registered bank, trade name Kent Reliance Operation Sovereign Borders, Australian border security operation Operation Smiling Buddha, India's first successful nuclear bomb test (1974) Oracle Service Bus, a software communication system Oriented strand board, an engineered wood