Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym OSBL is...

OSBL is

  • OutSide the Battery Limit

OSBL is also in:

Acronym Definition Searched: 99774 BSK 70631 ITSP CPU WSPI DMST (CFSAN) OPI FOCL MP BEAT POV IWB IARW QWC