What is "backpacked"

Usage examples of "backpacked".

I’ve Backpacked Around the World With Nothing But a Razor and My Queen CD (and some condoms, I hope, if he makes a habit of porking supermodels at every stop with his ABNORMALLY LARGE APPENDAGE—if what Holly says is really true, which I doubt.

That year's crop of Hippie transients began passing through, backpacked and headbanded and Earthshoed and fluted.

He looked over his shoulder and found himself facing half a dozen angry-looking men, one of whom was carrying a kind of backpacked welding torch.

In June they toured Ireland, land of Cyndia's ancestors, and after that they came to New Hampshire, where they wandered the picturesque byways of Marc's boyhood on bicycles, canoed on the Connecticut River, and backpacked along the Appalachian Trail in the White Mountains.

Every year for seven years they backpacked together in a different national park.