backpack

Definition

A knapsack, sometimes mounted on a light frame, but always supported by straps, worn on a person’s back for the purpose of carrying things, especially when hiking, or on a student's back when carrying books.

Etymology

From back + pack.

Example Sentences

• "Rachel discovered that she could also keep things in her backpack that were important to her, nobody would know about them because they would be hidden. These important things included a small round rock that she had found […]"
• "Many seats carry reservation labels, while the luggage racks are festooned with backpacks and suitcases."