jig 1
(jĭg)n.1. a. Any of various lively dances in triple time.
b. The music for such a dance. Also called gigue.
2. A joke or trick. Used chiefly in the phrase The jig is up.
3. A typically metal fishing lure with one or more hooks, usually deployed with a jiggling motion on or near the bottom.
4. An apparatus for cleaning or separating crushed ore by agitation in water.
5. A device for guiding a tool or for holding machine work in place.
v. jigged, jig·ging, jigs
v.intr.1. To dance or play a jig.
2. To move or bob up and down jerkily and rapidly.
3. To operate a jig.
v.tr.1. To bob or jerk (something) up and down or to and fro.
2. To machine (an object) with the aid of a jig.
3. To separate or clean (ore) by shaking a jig.
Idiom: in jig time Informal Very quickly; rapidly.
[Origin unknown.]
jig 2
(jĭg)n. Offensive Slang Used as a disparaging term for a black person.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.