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

OOS is

  • Ostrich Operating System
  • Object-Oriented System

More Meanings For OOS:

  • Ostrich Operating System
  • Object-Oriented System
  • Out Of Service
  • Out Of Synchronization
  • Otm Overhead Signal
  • Out Of Specification
  • Ocean Observing System
  • Optics Online Store
  • Out Of Shit
  • Other Orbit Senshi
  • Out Of School
  • Out Of Story
  • Oranges Or Strawberries
  • Overseas Occupational Standards
  • Occupational Overuse Syndrome

OOS is also in:

Acronym Definition Searched: BR AIDA CDBC VNET ACR 08327 SSQ USW NDP ODA 78152 ADOS 18540 IPS AEV