backpack

[bak-pak]

noun

1. a pack or knapsack, often of canvas or nylon, to be carried on one's back, sometimes supported on a lightweight metal frame strapped to the body.

2. a piece of equipment designed to be used while being carried on the back.

verb (used without object)

1. to go on a hike, using a backpack.

   We went backpacking in the Adirondacks.

verb (used with object)

1. to place or carry in a backpack or on one's back.

backpack

/ ˈbækˌpæk /

noun

1. a rucksack or knapsack

2. a pack carried on the back of an astronaut, containing oxygen cylinders, essential supplies, etc

verb

1. (intr) to travel about or go hiking with a backpack

2. (tr) to transport (food or equipment) by backpack

Other Word Forms

• backpacker noun
• backpacking noun

Word History and Origins

Origin of backpack¹

An Americanism dating back to 1910–15; back ¹ + pack ¹

Example Sentences

Late last year, she headed out on what was supposed to be the trip of a lifetime, backpacking with mates in Laos, south-east Asia.

Read more on BBC

Hook it to your backpack or your belt loop and adventure worry-free with a beverage at the perfect temperature at the ready.

Read more on Salon

In one image distributed by the department, a Sacramento County sheriff’s patch appeared to be affixed to a black backpack.

Read more on Los Angeles Times

Autumn sits up on the other side of the room; my felled backpack must’ve sent a vibration through the floor on impact.

Read more on Literature

“Like, a backpack that you put on and then fly off somewhere.”

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Related Words

• knapsack