Meanings
fo1
fo2
- alternativeinformalAfrican-American VernacularAlternative spelling of fo'.
FO3
plural FOs · alternative F.O. · alternative F. O. · alternative F/O
- abbreviationinitialismaeronauticsInitialism of first officer.
- abbreviationinitialismInitialism of field officer.
- abbreviationinitialismcomputerInitialism of first-order logic.
- abbreviationinitialismInitialism of fuel oil.
- UKabbreviationinitialismInitialism of Foreign Office.
'He won a bit of a victory at the FO this morning and he's not got anyone for the next half an hour.'
1953, Ian Fleming, “Number 007”, in Casino Royale, London: Pan Books, published 1955, page 23
alternative F.O. · alternative F. O. · alternative F/O
- InternetabbreviationinitialismvulgarInitialism of fuck off.
alternative F.O. · alternative F. O. · alternative F/O
- abbreviationinitialismnot comparablecivil engineeringInitialism of functionally obsolete (no longer compliant with current standards or capable of handling current requirements)
Fo4
- archaicBuddha, in the context of Chinese Buddhism.
Synonyms & antonyms
More synonyms by meaning
nounan officer holding the rank of major or lieutenant colonel or colonel
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Cite this entry
fo. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/fo
“fo.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fo. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “fo,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/fo.
Source: fo on Wiktionary, CC BY-SA 4.0.