What does O/S stand for?
O/S stands for Outstanding (unpaid insurance claim)
This definition appears very frequently and is found in the following Acronym Finder categories:
- Business, finance, etc.
See other definitions of O/S
We have 53 other meanings of O/S in our Acronym Attic
- on sale
- On Scene
- One Size
- Operating System
- Organisation/Schmelt (Germany/Poland)
- Ornstein & Smough (gaming; Dark Souls)
- Out of State
- Outlaw Shark