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Dictionary

Words, grammatical forms and meanings linked to the ontology.

Duffy en · PROPN

Pronunciation

  • /ˈdʌfi/
  • dŭʹfē

Etymology

From the Irish surname, from Ó Dubhthaigh (literally “descendant of Dubhthach”) and Mac Duibhshíthe (literally “son of Duibhshíth”), from dubh (“black”) + sìth (“peace”), comparable to the surname Duff.

Meanings

  1. (countable, uncountable) A surname from Irish, an anglicization of Ó Dubhthaigh (“descendant of Dubhthach”). Dubhthach is a byname derived from dubh (“black”).
    • More than 7,000 commercial truck drivers have been placed out of service this year for failing to meet federal English Language Proficiency (ELP) standards, U.S. Transportation Secretary Sean Duffy announced Thursday on X (formerly Twitter). 2025 October 30, Noi Mahoney, “More than 7,000 truckers reportedly sidelined for English proficiency violations”, in Freight Waves:
  2. (countable, uncountable) A surname from Irish, an anglicization of Ó Doithe.
  3. (countable, uncountable) A Scottish surname from Scottish Gaelic [in turn originating as a patronymic], an alternate anglicization of Mac Dhuibhshíthe (McPhee).
  4. (countable, uncountable) A suburb of Canberra, Australia; named for Charles Gavan Duffy, 8th Premier of Victoria.
  5. (countable, uncountable) An unincorporated community in Ohio Township, Monroe County, Ohio, United States.
  6. (countable, uncountable) An unincorporated community in Lewis County, West Virginia, United States.

Forms

SpellingFeaturesLabelsSource
Duffys Number=Plur lexicographic
Duffey alternative lexicographic
Dooey alternative lexicographic
O'Duffy alternative lexicographic
Duhig alternative lexicographic
Duhy alternative lexicographic
Dowey alternative lexicographic
Douey alternative lexicographic
Doey alternative lexicographic

Deriveds

Duffys Forest · Duffy antigen