I. ˈji-gər noun
Date: 1675
1. : one that jigs or operates a jig
2. : any of several sails
3. : jig 3a
4.
a.
(1) : a mechanical device usually with a jerky reciprocating motion
(2) : a mold or a machine incorporating a revolving mold on which ceramic items (as plates) are formed
b. : gadget , doodad
5. : 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 jig (II)
Date: 1867
intransitive verb
: to jerk up and down
transitive verb
: to alter or rearrange especially by manipulating
jigger an election district