job

/ˈjäb/

perhaps from obsolete English job lump

noun

  1. a regular remunerative position

  2. a specific duty, role, or function

  3. something that has to be done : task

got a part-time job as a waiter

The heart's job is to circulate blood.

task duty job chore stint assignment mean a piece of work to be done. task implies work imposed by a person in authority or an employer or by circumstance. duty implies an obligation to perform or responsibility for performance.

verb

  1. to do odd or occasional pieces of work for hire

  2. to carry on public business for private gain

  3. to carry on the business of a middleman or wholesaler

supported himself by jobbing in local orchestras

adjective

  1. of or relating to a job or to employment

  2. used in, engaged in, or done as job work

  3. that is for hire for a given service or period

a guarantee of job security