Definition of One Tree Hill in English:

One Tree Hill

proper noun

  • 1A volcanic peak in Auckland.

    ‘visitors climb to the top of One Tree Hill for 360-degree views of the city’
    Maori name Maungakiekie
    1. 1.1 The suburb of Auckland that lies at the base of One Tree Hill peak.
      ‘crews have revived a man at the scene of a house fire in One Tree Hill’

Origin

Late 19th century: from a single tree that stood near the summit when the city of Auckland was founded.