Jobbing

To do odd jobs or occasional work for hire.

To work as a jobber.

To take the loss.

To buy and sell for profit, as securities; to speculate in.

Buying and selling stocks or goods for profit; mercenary trading.

The fact or practice of using a public office or other position of trust for personal gain.

Work carried out by the job; piecework, odd-job work.

That does odd jobs; that works on occasional jobs as available.

"The jobbing foundryman has very little control over the nature of the jobs which come his way."