packsack

listen to the pronunciation of packsack
English - English
A backpack, knapsack, rucksack or similar bag packed with provisions or personal items, especially as carried by a traveller or a hiker, and often slung over the shoulder

The boy has a little packsack, in which he can carry twenty-five pounds for a short portage.

{i} rucksack, backpack, knapsack, type of bag carried on one's back