Katie

Proper noun

 * 1)  or any of its variant spellings.
 * 2) * 1892 Walter Malone, Narcissus: and Other Poems, J.B.Lippincott Company 1892, page 133 ("Mary"):
 * And "Mable"'s a name that ever sounds sweetly / And charms and enchants a mortal completely / While "Katie" suggests brown eyes and brown tresses / Created for love and lover's caresses.
 * 1) The Missouri, Kansas and Texas (MKT) Railroad.
 * When the Katie came through, the town's entire economy and culture changed.
 * 1)  A king and a ten as a starting hand in Texas hold 'em due to phonetic similarity with "K-T"

Etymology
From.