Lariat

n. - A long noosed rope used to catch animals
n. - A long, slender rope made of hemp or strips of hide, esp. one with a noose; -- used as a lasso for catching cattle, horses, etc., and for picketing a horse so that he can graze without wandering.
v. t. - To secure with a lariat fastened to a stake, as a horse or mule for grazing; also, to lasso or catch with a lariat.