<p><strong>Noun</strong></p><ul><li>A person or thing that jigs.</li><li>Nautical: The lowermost sail set on a jiggermast.</li><li>A light tackle, as a gun tackle.</li><li>Any of various mechanical devices, many of which have a jerky or jolting motion.</li><li>Informal: Some contrivance, article, or part that one cannot or does not name more precisely (e.g., What is that little jigger on the pistol?).</li><li>Ceramics: A machine for forming plates or the like in a plaster mold rotating beneath a template.</li><li>Mining: A jig for separating ore.</li><li>A jig for fishing.</li><li>Golf: A club with an iron head intermediate between a mashie and a midiron, now rarely used.</li><li>Billiards, Pool: A bridge.</li><li>A 1½-oz. (45-milliliter) measure used in cocktail recipes.</li><li>A small whiskey glass holding 1½ ounces (45 milliliters).</li></ul>