FO

/ˈɛf ˌoʊ/
/ˈɛfəʊ/
IPA guide

Definitions of FO
  1. noun
    an officer holding the rank of major or lieutenant colonel or colonel
    synonyms: field officer, field-grade officer
    see moresee less
    type of:
    commissioned military officer
    a commissioned officer in the Army or Air Force or Marine Corps
Pronunciation
US
/ˈɛf ˌoʊ/
UK
/ˈɛfəʊ/
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