/ dʒɪg; NAmE / noun , verb
■ noun
1.
a quick lively dance; the music for this dance :
an Irish jig
2.
a device that holds sth in position and guides the tools that are working on it
■ verb
( -gg- ) [usually + adv. / prep. ] to move or to make sb/sth move up and down with short quick movements :
[ v ]
He jigged up and down with excitement.
[also vn ]
••
WORD ORIGIN
mid 16th cent.: of unknown origin.