backpack
UK /ˈbæk.pæk/ US /ˈbæk.pæk/ Syllables: back-pack
Quick answer
A bag with straps, worn on the back and used to carry books or belongings.
A backpack is a bag with two straps that you wear on your back. Students carry books in a backpack, and hikers carry clothes and food. It leaves your hands free and spreads the weight over your shoulders. Backpacks come in many sizes, from a small one for school to a large one for a long trip. As a verb, to backpack means to travel with all you need in a backpack, and a person who does this is called a backpacker. British English also uses the word rucksack.
"He stuffed his books into his backpack before school."Example sentences
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"She put her books in her backpack."
Level A1
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"The backpack was too heavy to carry far."
Level A2
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"He traveled through Asia with only a small backpack."
Level B1
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"Do not forget your lunch in your backpack."
Level A1
Synonyms and antonyms
Synonyms
Look-alikes and common mistakes
- rucksack : Rucksack is the British word for a large backpack, often used for walking.
- suitcase : A suitcase is carried by hand or pulled on wheels. A backpack is worn on the back.
Word family and forms
Forms: backpacks
Word partners
Words and phrases that often go with "backpack".
- a school backpack
- pack a backpack
- carry a backpack
- a heavy backpack
- go backpacking
- a hiking backpack
Origin
Backpack is made from back plus pack. It is first recorded in American English around the turn of the twentieth century, and it was a word used for a pack carried on the back by walkers and campers.
Checked against: Wiktionary, the free dictionary, Dictionary.com.
How to remember it
Backpack is back plus pack. You pack things on your back.
Test yourself
Which word fits the gap? "She put her books in her _____."
Answer: backpack
In your own words, what does "backpack" mean?
A bag with straps, worn on the back and used to carry books or belongings.
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Sources and credits
- Wiktionary, the free dictionary (CC BY-SA 4.0) · used for the origin · checked Oct 19, 2026
- Dictionary.com · used for the origin · checked Oct 19, 2026
Last reviewed October 20, 2026. Report a mistake on this page