saddleflap

noun

1. One of a pair of flat pieces of leather that hang down on the sides of a horse saddle, designed to protect the rider's legs and keep horse sweat away from the rider.“They camped that night at Dingo Creek, the fire Jim quickly made, Put the Billy on the cross-piece, pitched the tent, Brought a steak from 'neath the saddle-flap, and on the "grid" 'twas laid, A piece of rusty fencing wire, well bent.”