generally. Having, or furnished with, a bar or bars.

hunchbacked, humpbacked; also transferred of round-backed tools.

Of an object: having a soft head (in various senses).

Esp. of a weapon, tool, etc.: having a head, tip, or top made of bone.

Of jointed tools: Rickety in action.

Esp. of tools and machine parts: having a working surface that is particularly hard.

Fitted with a bush or lining; lined.