Job1, n.
n. [Prov. Eng., a small piece of wood, to stab, strike, a modification of chop, to cut off, to cut into small pieces.]
Sense 1. A piece of work; any thing undertaken, or assumed to be done, whether of more or less importance.
Sense 2. An undertaking with a view to profit; a public transaction done for private profit; something performed ostensibly as a part of official duty, but really for the gain it brings.
No cheek is known to blush, nor heart to throb, Save when they lose a question or a job. Pope.
Sense 3. A sudden stab with a pointed instrument.
By the job, at a stipulated sum for the piece, or for each