Knapsack is a 8 letter English word. It's valid Scrabble word worth 20 points. It's valid Words with friends word worth 23 points.
You can make 126 anagrams from letters in knapsack (aackknps).
1595-1605; Low German knappsack, equivalent to knapp a bite (of food) + sack sack1; compare dialectal English knap to snap up, eat greedily
They fitted me with my knapsack, just such a thing as Dalton's.
Each of the Russians closed a switch on the knapsack which he wore.
Not much, only I would like to have you overhaul my knapsack for me.
I slung my knapsack across my shoulder and started for home.
Wrayson looked at the knapsack, at the camera, and at the little man himself.
I strapped on my knapsack at once, and stepped into the little boat.
Help me to stock my knapsack, and I 'll find my road myself.'
When he arrived, carrying nothing but a knapsack, he retrieved his Lampoon credit card from his wallet and broke it in two.
I grasped my knapsack and my wrapper, and stole furtively away.
Not that the staff and the knapsack are the passports to only such as these.