Meaning & use
knapsack
A bag with straps, carried on the back, used to hold personal belongings.
See it in a sentence
He packed his knapsack with water, snacks, and a map before the hike.
The soldier's knapsack held everything he needed for a week in the field.
A note on using this word
Knapsack is somewhat old-fashioned in everyday American English, where 'backpack' is now the more common word.
Words with a similar meaning
backpackrucksack
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Make it your own
Write a sentence using “knapsack”, then compare your use with the examples above.
Your draft stays on this page and is not sent anywhere.