Gig Economy

A gig economy is a free market system in which temporary positions are common and organizations contract with independent workers for short-term engagements. The term "gig" is a slang word meaning "a job for a specified period of time" and is typically used in referring to musicians. Temporary work or temporary employment refers to an employment situation where the working arrangement is limited to a certain period of time based on the needs of the employing organization.

(source: whatis.techtarget.com)