Definition of Arapaho
1 : a member of an American Indian people of the plains region ranging from Saskatchewan and Manitoba to New Mexico and Texas
2 : the Algonquian language of the Arapaho people
Origin and Etymology of arapaho
probably from Hidatsa arúpahu Arapaho, or a cognate word in another Siouan language
First Known Use: 1812See Words from the same year
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