What does OS stand for?

What does OS mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: OS.

We've found a total of 127 definitions for OS:

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Acronym

Definition

Rating

OS

A On Surveillance

Miscellaneous » Unclassified

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OS

A Outside System

Miscellaneous » Unclassified

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OS

Left eye (oculus sinister)

Medical » Physiology

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OS

left eye–oculus sinister

Medical » British Medicine

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OS

mouth (os)

Medical » British Medicine

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OS

O Sullivan

Community » Famous & Celebs

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OS

obese strain

Medical » British Medicine

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OS

Object Summary

Miscellaneous » Unclassified

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OS

observational study

Medical » British Medicine

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OS

Occulus Sinister

Miscellaneous » Unclassified

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OS

occupational safety

Medical » British Medicine

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OS

Oceanography Society

Academic & Science » Societies

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OS

Ocular Sinister

Medical » Physiology

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OS

Oculum Sinister

Miscellaneous » Unclassified

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OS

Oculus Sinister

Miscellaneous » Unclassified

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OS

Oculus Sinister - Left Eye

Medical » Physiology

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OS

Off Screen

Community » News & Media

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OS

Off Site

Business » General

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OS

Off-Street parking

Community » Housing

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OS

Offentlig Sak

Miscellaneous » Hobbies

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OS

office surgery

Medical » British Medicine

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OS

Officer Standpoint

Miscellaneous » Unclassified

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OS

Oh Shoot

Miscellaneous » Unclassified

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OS

Oh Starcraft

Miscellaneous » Science Fiction

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OS

Old School

Community » Educational

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What does OS mean?

os(noun)
a mouth or mouthlike opening

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"OS." Abbreviations.com. STANDS4 LLC, 2016. Web. 7 Dec. 2016. <http://www.abbreviations.com/OS>.