Plural of backpacker; people who travel with a backpack, typically on a budget, staying in hostels and visiting multiple destinations.
From backpack (back + pack) + -er (agent suffix forming person) + -s (plural), literally 'people who pack and travel on their backs.'
Backpackers as a cultural phenomenon created entire economies—Southeast Asian countries literally rebuilt their tourism around the backpacker trail, creating a global traveling subculture.
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