What does O.S. Stand For?
For O.S. we have found 6 definitions.
What does O.S. mean? We know 6 definitions for O.S. abbreviation or acronym in 2 categories. Possible O.S. meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.
O.S. Stands For:
|*****||O.S.||left eye (ocularis/oculus sinister (Lat.)|
|***||O.S.||oculus sinister - left eye|
|**||O.S.||overseas ('he's gone O.S.')|
Army & Military