scpo scowman • scrab · · · Info · Definitions · Synonyms · Characters · · scpo · · Text Latin · · Script 4 · · Length 1 · · Syllables Definitions · · · (noun) a senior noncommissioned officer in the Navy or Coast Guard with a rank comparable to master sergeant in the Army. Synonyms: senior chief petty officer, SCPO. · · Noun Definition 1 Synonyms · · · senior chief petty officer · · Synonym 1 Characters · · c latin small letter c U+0063 o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073