Search Result for "backpacker": 
Wordnet 3.0

NOUN (1)

1. a hiker who wears a backpack;
[syn: backpacker, packer]

The Collaborative International Dictionary of English v.0.48:

backpacker \back"pack*er\ n. one who backpacks; as, two backpackers were mauled by bears in Yellowstone this week. [PJC]
WordNet (r) 3.0 (2006):

backpacker n 1: a hiker who wears a backpack [syn: backpacker, packer]