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O·ma·ha 1

 (ō′mə-hô′, -hä′)
n. pl. Omaha or O·ma·has
1. A member of a Native American people inhabiting northeast Nebraska since the late 1600s. The Omaha are closely related to the Ponca in language and history.
2. The Siouan language of the Omaha.

[Omaha umóNhoN.]

O′ma·ha′ adj.

O·ma·ha 2

 (ō′mə-hô′, -hä′)
A city of eastern Nebraska on the Missouri River and the Iowa border. Founded in 1854 with the opening of the Nebraska Territory, it grew as a supply point for westward migration, especially after the coming of the railroad in 1869. It was territorial capital from 1855 to 1867.

O·ma·ha 3

 (ō′mə-hô′, -hä′)
A poker game in which each player is dealt four cards and must combine two of these cards with three community cards (out of five total community cards) to form the best five-card hand. Also called Omaha hold'em.

[Probably after Omaha, on the model of Texas hold'em, although the reason for so naming the game is not known.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in classic literature ?
- Ceremonials on Passing It.- Signs of Indian War Parties.- Magnificent Prospect at Papillion Creek.- Desertion of Two Hunters.An Irruption Into the Camp of Indian Desperadoes.- Village of the Omahas.-A necdotes of the Tribe.- Feudal Wars of the Indians.-Story of Blackbird, the Famous Omaha Chief.
The Omahas were once one of the numerous and powerful tribes of the prairies, vying in warlike might and prowess with the Sioux, the Pawnees, the Sauks, the Konsas, and the Iatans.
In their most prosperous days, the Omahas looked upon themselves as the most powerful and perfect of human beings, and considered all created things as made for their peculiar use and benefit.
The Pacific Railroad is, however, really divided into two distinct lines: the Central Pacific, between San Francisco and Ogden, and the Union Pacific, between Ogden and Omaha. Five main lines connect Omaha with New York.
Between Omaha and the Pacific the railway crosses a territory which is still infested by Indians and wild beasts, and a large tract which the Mormons, after they were driven from Illinois in 1845, began to colonise.
In the first place, I must tell you that I was born in Omaha, and my father, who was a politician, named me Oscar Zoroaster Phadrig Isaac Norman Henkle Emmannuel Ambroise Diggs, Diggs being the last name because he could think of no more to go before it.
After many adventures I reached Omaha, only to find that all my old friends were dead or had moved away.
The velvet came from Omaha. My, but it's lovely!' Lena sighed softly and stroked her cashmere folds.
The exception I speak of was the wonderful Wizard of Oz, a sleight-of-hand performer from Omaha who went up in a balloon and was carried by a current of air to the Emerald City.
"Perhaps it is a polite custom in Omaha, from which great country the Wizard originally came," suggested the Tin Woodman.
Louis and New York, in Omaha and Boston, in Kansas City and St.
Several years later the western end of the line was pushed over the plains to Nebraska, enabling the spoken word in Boston to be heard in Omaha. Slowly and with much effort the public were taught to substitute the telephone for travel.