1. (noun)occupation, business, job, line of work, line the principalactivity in your life that you do to earn money "he's not in my line of business"
2. (noun)job, task, chore a specificpiece of work required to be done as a duty or for a specific fee "estimates of the city's loss on that job ranged as high as a million dollars"; "the job of repairing the engine took several hours"; "the endless task of classifying the samples"; "the farmer's morning chores"
3. (noun)job a workplace; as in the expression "on the job";
4. (noun)job an object worked on; a result produced by working "he held the job in his left hand and worked on it with his right"
5. (noun)job the responsibility to do something "it is their job to print the truth"
6. (noun)job the performance of a piece of work "she did an outstanding job as Ophelia"; "he gave it up as a bad job"
7. (noun)job a damaging piece of work "dry rot did the job of destroying the barn"; "the barber did a real job on my hair"
8. (noun)problem, job a state of difficulty that needs to be resolved "she and her husband are having problems"; "it is always a job to contact him"; "urban problems such as traffic congestion and smog"
9. (noun)Job a Jewish hero in the Old Testament who maintained his faith in God in spite of afflictions that tested him
15. (verb)subcontract, farm out, job arranged for contracted work to be done by others
16. (verb)job work occasionally "As a student I jobbed during the semester breaks"
17. (verb)speculate, job invest at a risk "I bought this house not because I want to live in it but to sell it later at a good price, so I am speculating"
Definition of 'JOB' 
