Fastpack

verb

verb ·Rare ·Advanced level

Definitions

Verb
  1. 1
    To run while carrying a backpack on a multi-day trail.

    "In 1987, with fellow runner Will Uher, John fastpacked the 211-mile John Muir Trail in the Sierra Nevada in 8 1/2 days, carrying a 30-pound pack."

  2. 2
    To to backpacking with the goal of maximising the distance traveled every day.

    "It was slowing her down in adventure races, and it was complicating her plans to fastpack a bunch of trails in New Zealand."

Example

More examples

"In 1987, with fellow runner Will Uher, John fastpacked the 211-mile John Muir Trail in the Sierra Nevada in 8 1/2 days, carrying a 30-pound pack."

Etymology

Blend of fast + backpack.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.