F/O

AcronymDefinition
F/O➣Find Out
F/O➣Father Of
F/O➣Forward Observer (artillery)
F/O➣Fiber-Optic
F/O➣First Officer
F/O➣Fictional Other (online chat)
F/O➣Front Office
F/O➣Foldout
F/O➣Flight Officer
F/O➣Full Option (automobiles)
F/O➣Farm-Out (oil & gas)
F/O➣Fuel to Oxidizer Ratio