Definition of blue heron in English:

blue heron


  • 1North American
    North American. Either of two North American herons, the large Ardea herodias (also more fully great blue heron) and the small Egretta caerulea (also more fully little blue heron).

  • 2NZ
    NZ. The darker, slate-grey form of the eastern reef heron, Egretta sacra; = matuku.


Mid 16th century (in an earlier sense). From blue + heron.


blue heron

/ˈbluː ˌhɛr(ə)n//ˈbluː ˌhɛrən/