term:

Job

job vb

jobbed
job·bing
vi
1 : to do odd or occasional pieces of work for hire
2 : to carry on the business of a middleman or wholesaler
vt
1 : to buy and sell (as stock) for profit
2 : to hire or let by the job or for a period of service
3 : to do or cause to be done by separate portions or lots
: subcontract
n 1 a : a piece of work
;esp
: a small miscellaneous piece of work undertaken on order at a stated rate
b : the object or material on which work is being done
2 a : a specific duty, role, or function [a description]
b : a regular remunerative position

on the job
: at work

Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.