Save Type Surname (from nickname) Usage English Pronounced Pron. /ˈkɑk/ [key·simplify] Meaning & History Derived from the medieval nickname cok meaning "rooster, cock". The nickname was commonly added to given names to create diminutives such as Hancock or Alcock. Related NamesDetails RootcoccVariantsCocks, CoxOther Languages & CulturesKukk(Estonian) Categories animals, birds, English nouns, English verbs, nature, word names