A term ludicrously used.
1844. The judge glanced at the paper in his hands, and then in an impressive tone, demanded of the groom Will you take Susan Jenkins as your lawful wedded wife? Well, hoss, I reckon I will, I wouldnt have rid since daylight, and packed her here if I didnt mean to do the clean thing; answered our hero.Yale Lit. Mag., x. 168 (Feb.).
1847. None of your stuck-up imported chaps from the dandy states, but a real genuine westernerin short, a hoss!Robb, Streaks of Squatter Life, &c., p. 70 (Bartlett) (Phila.). (Italics in the original.)
1849. [He was] the best fellow in College, barring a leetle too much of hoss and devil in his composition.Yale Lit. Mag., xv. 115 (Dec.).
1850. Come quick! dear doctor! thats the good old hoss!oh, do!H. C. Lewis (Madison Tensas), Odd Leaves, p. 90 (Phila.).
1851. That old gal was er hoss! Pledge you my word I bleeve she was pizen!Polly Peablossoms Wedding, &c., p. 69.
1852. That was a long race, I tell you, hosses.H. C. Watson, Nights in a Block-house, p. 29 (Phila.).
1853. Hello, old hoss, whar hev you been this coons age?S. A. Hammett (Philip Paxton), A Stray Yankee in Texas, p. 201.
1855. [One of the company] declared he was a hoss and no mistake.Knick. Mag., xlvi. 612 (Dec.).
1859. Lite, lite, old hoss!well fix a place for you in our cabin, sure.Knick. Mag., liii. 317 (March).