English
slackpack
Blend of slack + backpack.
Today it means
verb To hike on a multi-day trail without carrying a backpack. Typically, this is accomplished by having another person transport the backpack using a vehicle.
Sources
Sources: Wiktionary, “slackpack”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / slackpack