work·ing 
/ˈwɚkɪŋ/ adjective
always used before a noun /ˈwɚkɪŋ/ adjective 1 : having a job
▪ the working population ▪ working mothers [=mothers who also have paying jobs] ▪ a politician who is popular among working people [=among people who are not rich and powerful and who have jobs that usually do not pay a lot of money] 2 a : of or relating to a person's job
▪ poor working conditions ▪ regular/flexible working hours ▪ There is a good working relationship between the departments. ▪ She spent most of her working life/years [=most of the time when she was working] in politics. ▪ We had a working lunch. [=we discussed work while we ate lunch]
b : suitable to be worn while working
▪ working clothes/boots 3 a : doing work
▪ the working parts of the machine ▪ a working farm
b : relating to the work done by a machine, system, etc.
▪ She made sure that everything was in (good) working order/condition. [=made sure that everything was working properly] 4 a : good enough to be used or useful although not perfect
▪ The person hired for this position should have at least a working knowledge of German. [=should be able to read and understand German fairly well]
b : large enough to be effective
▪ The party has a working majority in the Senate. 5 — used to describe something that is used while work is being done on something (such as a project) and that may be changed later ▪ a working agreement/title/hypothesis
▪ the working population ▪ working mothers [=mothers who also have paying jobs] ▪ a politician who is popular among working people [=among people who are not rich and powerful and who have jobs that usually do not pay a lot of money]
▪ poor working conditions ▪ regular/flexible working hours ▪ There is a good working relationship between the departments. ▪ She spent most of her working life/years [=most of the time when she was working] in politics. ▪ We had a working lunch. [=we discussed work while we ate lunch]
b : suitable to be worn while working
▪ working clothes/boots
▪ the working parts of the machine ▪ a working farm
b : relating to the work done by a machine, system, etc.
▪ She made sure that everything was in (good) working order/condition. [=made sure that everything was working properly]
▪ The person hired for this position should have at least a working knowledge of German. [=should be able to read and understand German fairly well]
b : large enough to be effective
▪ The party has a working majority in the Senate.
