n. Something used as a protection from the rays of the sun.n. A hood or front-piece made of silk shirred upon whalebones, worn over the front of a bonnet as a protection from sun or wind. Such hoods were in fashion about 1850. Compare ugly, n.n. A kind of awning projecting from the top of a shop-window.n. A dark or colored glass used upon a sextant or telescope to diminish the intensity of the light in observing the sun.n. A tube projecting beyond the objective of a telescope to cnt off strong light.n. A shadehat