- FO as a noun:
- 1
FO
noun
1 FO
An officer holding the rank of major or lieutenant colonel or colonel.
synonyms: field-grade officer, field officer.
Dutch: veldofficier
debug info: 0.0295
noun
An officer holding the rank of major or lieutenant colonel or colonel.
synonyms: field-grade officer, field officer.
Dutch: veldofficier
debug info: 0.0295