omahan. 奧馬哈市(美國內布拉斯加州)、美國奧馬哈族印第安人、奧馬哈學術名詞奧馬哈:外國地名英文釋義a member of the Siouan people formerly living in the Missouri river valley in northeastern Nebraskathe Dhegiha dialect spoken by the Omaha