What is "portaged"

Usage examples of "portaged".

He portaged from this stream or creek across a narrow strip of prairie, only a mile wide, to the Wisconsin River, a tributary of the Mississippi.

Through this paradise of plenty they passed, up one of the branches of the Illinois, till within a few miles of Lake Michigan, where they portaged a thousand paces to a creek that emptied into the lake of the Illinois.

Iroquois guide, although well acquainted with the easier route, had not dared to go to the Niagara outlet but had followed the Grand River from its northern shores and then portaged to Lake Ontario.