JIGGER

I. noun Date: 1675 one that jigs or operates a jig, any of several sails, jig 3a, 4. a. a mechanical device usually with a jerky reciprocating motion, a mold or a machine incorporating a revolving mold on which ceramic items (as plates) are formed, gadget , doodad , a measure used in mixing drinks that usually holds 1 to 2 ounces (30 to 60 milliliters), II. noun Etymology: perhaps from Wolof jiga insect Date: 1781 chigger , III. verb Etymology: frequentative of 2jig Date: 1867 intransitive verb to jerk up and down, transitive verb to alter or rearrange especially by manipulating