What does O/S mean in Governmental & Military

Categories of this acronyms

Particularly in

All O/S meanings

What does O/S stand for?

O/S stands for "Ordinary Seaman"

How to abbreviate "Ordinary Seaman"?

"Ordinary Seaman" can be abbreviated as O/S

What is the meaning of O/S abbreviation?

The meaning of O/S abbreviation is "Ordinary Seaman"

What does O/S mean?

O/S as abbreviation means "Ordinary Seaman"