knapsack
noun/ˈnæpsæk/
/ˈnæpsæk/
(old-fashioned or North American English)- a small rucksack
- He had walked into the school yard that morning with his knapsack on his back and his lunchbox in his hand.
Word Originearly 17th cent.: from Middle Low German, from Dutch knapzack, probably from German knappen ‘ to bite’ + zak ‘sack’.Want to learn more?
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