In Colombia it is the anca, flank of an animal. Hip, thigh, muscle covering the ileon bone or ilium, loin. It's actually a galicism that comes from the word "croupe." To the harness or mooring of the rump or gurupa, in Colombia we call it gurupera . Site behind the rider's mount, where children climb, when riding on abaces. It can also be a tard or peyon used behind the saddle.
