Meaning of BACKPACK in English

BACKPACK

n. Function: noun

a carrying case (as of canvas or nylon) held on the back by shoulder straps FF1C; carried his supplies in a backpack FF1E;

Synonyms: haversack, knapsack, pack, packsack, rucksack

Merriam Webster. Collegiate thesaurus English dictionary.      Английский энциклопедический толковый словарь тезауруса.