/ gɪg; NAmE / noun
1.
a performance by musicians playing pop music or jazz in front of an audience; a similar performance by a comedian :
to do a gig
a White Stripes gig
2.
( NAmE , informal ) a job, especially a temporary one :
a gig as a basketball coach
3.
( informal ) = gigabyte
4.
a small light carriage with two wheels, pulled by one horse
••
WORD ORIGIN
sense 4 late 18th cent.: apparently a transferred sense of obsolete gig a flighty girl , which was also applied to various objects or devices that whirled.
senses 1 to 2 1920s: of unknown origin.