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backpack

back·pack [ bák pàk ]


noun  (plural back·packs)
Definition:
 
1. hikers' knapsack: a large sturdy fabric bag, often on a metal frame, worn on the back and used by hikers

2. students' book bag: a knapsack used to carry schoolbooks, school supplies, or personal items

3. equipment carried on back: a carrier for a piece of equipment such as an astronaut's personal life-support system that is designed to be strapped on the user's back



verb  (past and past participle back·packed, present participle back·pack·ing, 3rd person present singular back·packs)
Definition:
 
1. intransitive verb hike with backpack: to travel, especially hike, carrying belongings or supplies in a backpack
She spent a month backpacking in the Rockies.

2. transitive verb carry something on back: to transport something, usually equipment or supplies, in a pack on the back
astronauts backpacking oxygen during a spacewalk


back·pack·er noun
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