Meaning of chieftain

chief•tain

Pronunciation: (chēf'tun, -tin), [key]
— n.
  1. the chief of a clan or a tribe.
  2. a leader of a group, band, etc.: the robbers' chieftain.
  3. (cap.)Britain's main battle tank since 1969, fitted with a 120mm gun and two machine guns and weighing 55 tons (50 m tons).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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