on the job   (TTS Sound)

The adj on the job has 1 sense

• working, on the job -- (actively engaged in paid work; "the working population"; "the ratio of working men to unemployed"; "a working mother"; "robots can be on the job day and night")

The adj on-the-job has 1 sense

• on-the-job -- (relating to or associated with a job or employment; "on-the-job training"; "on-the-job requirements")