Webster's Revised Unabridged Dictionary · 1913

Rancho

Rancho (ran"cho) , noun

[Sp., properly, a mess, mess room. Compare 2d Ranch.]

1.
A rude hut, as of posts, covered with branches or thatch, where herdsmen or farm laborers may live or lodge at night.
2.
A large grazing farm where horses and cattle are raised; -- distinguished from hacienda, a cultivated farm or plantation. [Mexico & California] — Bartlett