English · Travel & Places
backpack
/ˈbæk.pæk/
[/ˈbæk.pæk/]
bag worn on back
Beginnernoun
Definition
A bag with straps that is carried on the back, used for travel, school, or hiking.
Example
He stuffed his backpack with snacks and water before setting off on the long hike.
He stuffed his backpack with snacks and water before setting off on the long hike.
Etymology
A 20th-century American compound of 'back' and 'pack'.
How & Where It’s Used
Common in travel, hiking, and school contexts.