An additional piece of canvas laced to the foot of a jib or
foresail in moderate winds.

The second stomach of a ruminating animal.

A metallic canopy, or projection, over an opening, as a
fireplace, or a cowl or hood to increase the draught of a chimney, etc.

In pumps, a metal covering for the openings in the valve
chambers.

A frame of wire netting over a locomotive chimney, to
prevent escape of sparks.

A small defense work at a salient angle; or a part of a
parapet elevated to screen the other part from enfilade fire.

A covering for the head, worn by women, usually protecting
more or less the back and sides of the head, but no part of the
forehead. The shape of the bonnet varies greatly at different times;
formerly the front part projected, and spread outward, like the mouth
of a funnel.

A soft, elastic, very durable cap, made of thick, seamless
woolen stuff, and worn by men in Scotland.

Anything resembling a bonnet in shape or use

A roofing over the cage of a mine, to protect its occupants
from objects falling down the shaft.