noun

A bag with shoulder straps that allow it to be carried on one’s back.

Carrying a waterproof backpack for your camera and other delicate goods, with perhaps a spare t-shirt thrown in, is advisable.

suitcase,case,valise,portmanteau,grip,overnight bag,overnighter,flight bag,travelling bag,Gladstone bag,carpet bag

intransitive verb

Travel or hike carrying one’s belongings in a backpack.

he has backpacked around the world

journey,tour,take a trip,go on a trip,voyage,go on an expedition,go on an excursion,go sightseeing,globetrot,backpack