Adj. | 1. | 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" Synonyms: working |
2. | on the job - watchful and prepared for action; "bird watchers on the alert for a rare species"; "cops were on the job and caught them red-handed" Synonyms: on the alert |