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What does AO stand for?

AO stands for Aerial Observer

This definition appears frequently and is found in the following Acronym Finder categories:

  • Military and Government

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Other Resources:
We have 60 other meanings of AO in our Acronym Attic

Samples in periodicals archive:

As I scanned, I heard an alarming yell from my aerial observer, who was manning the left door gun.
There was some doubt if pilots could be trained as aerial observers.
Aerial observer two (AO2) fought the fire, while aerial observer one (AO1) retrieved the second fire bottle from the rear of the aircraft.
The Dragons maintain their sharp skills through vigorous training, and the squadron teamwork among pilots, crew chiefs, aerial observers and maintenance personnel keep aircraft that are older than most of the aircrew members flying safely.