Found 17,994 abbreviations starting with O:

OS

Over Sized

Miscellaneous » Clothes

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OS

Out Sized

Business » Occupation & Positions

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OS

Old Sebilis

Miscellaneous » Unclassified

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OS

Old Style

Community » Media

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OS

Outside Shot

Community » Sports

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OS

Old Skool

Governmental » Military

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OS

Online Services

Computing » Networking

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OS

Old School

Community » Educational

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OS

Overtly Similar

Governmental » Military

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OS

Ocular Sinister

Medical » Physiology

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OS

Open Server

Computing » Networking

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OS

Open Source

Computing » General

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OS

Open System

Computing » General

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OS

Old Suisun

Miscellaneous » Unclassified

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OS

Omnipotent Spirituality

Miscellaneous » Unclassified

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OS

On Service

Governmental » Military

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OS

Ouvrier spécialisé

International » French

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OS

Operating Style

Miscellaneous » Unclassified

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OS

Object Summary

Miscellaneous » Unclassified

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OS

Outer Sen

Miscellaneous » Unclassified

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OS

Operational Sponge

Miscellaneous » Unclassified

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OS

Outer Sensor

Governmental » Military

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OS

Orthopterists' Society

Medical » Veterinary

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OS

Os Stands

Miscellaneous » Unclassified

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OS

Other Source

Governmental » FBI Files

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