adjective Date: 1946 of, relating to, or being something (as training or experience) learned, gained, or done while working at a job
ON-THE-JOB
Meaning of ON-THE-JOB in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012