surcingle

Over the saddle—folded twice, if not three times—was a large, thick, and fine blanket, as good a one as the rider could afford, which was kept in its place by a broad surcingle.

From Captains of Industry or, Men of Business Who Did Something Besides Making Money by James Parton

Tie a strap or rope around the back part of the neck and a surcingle around the body.

From Special Report on Diseases of Cattle by United States. Bureau of Animal Industry

Under this he wore another coat still more ragged, and the whole was belted at the waist with an old surcingle.

From A Spoil of Office A Story of the Modern West by Hamlin Garland

Thence to the banks where rev'rend bards repose, They led him soft; each rev'rend bard arose; And Milbourn chief, deputed by the rest, Gave him the cassock, surcingle, and vest.

From Blackwood's Edinburgh Magazine, Volume 58, Number 358, August 1845 by Various

The ordinary English trainer thinks that a good mouth may be made in two weeks, by strapping a colt's reins to his surcingle for an hour or two daily, and by longeing with a cavesson.

From Patroclus and Penelope A Chat in the Saddle by Theodore Ayrault Dodge