mōˈchēlə noun
also mo·chil·la -chilə
( -s )
Etymology: Spanish mochila, probably from mochil errand boy, from Basque mutil, motil youth, servant, from Latin mutilus maimed, mutilated — more at mutilate
1. : knapsack , haversack ; specifically : a saddle pouch
2. : a square leather saddle covering having openings for the horn and cantle and sometimes equipped with saddlebags
many riders and even more ponies carried the mail, but only the mochila made the entire trip — J.T.Adams