noun, plural A·rik·a·ras, (especially collectively) A·rik·a·ra for 1.
Examples from the Web for arikara
And the common pictograph to represent the Arikara among all the surrounding tribes was a conventionalised ear of corn.
In 1862 the Arikara became the third tribe to settle near Fort Berthold.Villages of the Algonquian, Siouan, and Caddoan Tribes West of the Mississippi|David Ives Bushnell
The Arikara were, some centuries ago, in northern Nebraska, but migrated gradually up the river.
An Arikara woman was once gathering corn from the field to store away for winter use.Myths and Legends of the Sioux|Marie L. McLaughlin
Mandan, Arikara, and Sioux all revere the place, and the older natives are reticent about approaching the hilltop.North Dakota|Various