A·rap·a·ho also A·rap·a·hoe 
(ə-răpə-hō′)
(ə-răpə-hō′)n. pl. Arapaho or A·rap·a·hos also Arapahoe or A·rap·a·hoes
1. A member of a Native American people formerly inhabiting eastern Colorado and southeast Wyoming, with present-day populations in Oklahoma and central Wyoming. Traditional Arapaho life was based on the buffalo-hunting culture of the Great Plains.
2. The Algonquian language of the Arapaho.
[Crow aaraxpéahu, those with many tattoos.]