Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
delightful
threw
biggest
SPONSORED LINKS
SPONSORED LINKS
courageousness
brush
holdover
scallop
hurricane
trough
acromyotonia
Hide translation
FO
FO
/ef oʊ/
noun
(military) an officer holding the rank of major or lieutenant colonel or colonel
(
field officer
,
field-grade officer
,
FO
)
(military) an officer holding the rank of major or lieutenant colonel or colonel
Back
Next
Language