<p><strong>Noun:</strong></p><ul><li>a sphere or globe: a Christmas tree hung with brightly colored orbs.</li><li>the eyeball or eye: He looks with blind orbs on an indifferent world.</li><li>any of the heavenly bodies, as the sun or moon: He lay on the grass, warmed by that orb of day, the sun.</li><li>a globe bearing a cross; the mound or emblem of sovereignty, especially as part of the regalia of England.</li><li>Astrology: the number of degrees from exactness within which an aspect operates.</li><li>a circle or something circular.</li><li>Astronomy: (formerly) the orbit of a heavenly body.</li><li>the earth.</li></ul><p><strong>Verb:</strong></p><ul><li>to form into a circle or sphere.</li><li>Archaic: to encircle; enclose.</li><li>to move in an orbit.</li><li>to form into an orb or globe; round out.</li></ul>