Metal strands with sharp metal barbs woven in along its length.

Fencing wire with pointed spikes to prevent stock from escaping

A double strand of wire with four-point barbs equally spaced along the wire deployed as an obstacle to human trespass or entry into an area.

Barbed wire, also known as barb wire Glidden Steel called its product "Barb Wire". (and frequently in dialect form spelled bob "In my book a pioneer is a man who turned all the grass upside down, strung bob-wire over the dust that was left, poisoned the water, cut down the trees, killed the Indian who owned the land and called it progress." Timothy Egan is quoting a surprising source, the celebrated cowboy artist Charles Russell. or bobbed), is a type of fencing wire constructed with sharp edges or points arranged at intervals along the strand(s). It is used to construct inexpensive fences and also on walls surrounding secured property.