C.O. /ˌsiː ˈəʊ◂ $ -ˈoʊ◂/ BrE AmE noun [countable]
(Commanding Officer) an officer who is in charge of a military unit
C.O.
Meaning of C.O. in English
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012
C.O. /ˌsiː ˈəʊ◂ $ -ˈoʊ◂/ BrE AmE noun [countable]
(Commanding Officer) an officer who is in charge of a military unit
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012