Packsack

Origin

pack + sack

Full definition of packsack

Noun

1. (chiefly US) 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.
• 1899, "Deer Hunting in Minnesota," New York Times, 19 Nov., p. 12:The boy has a little packsack, in which he can carry twenty-five pounds for a short portage.