Meaning of ON THE JOB(P)

WordNet Dictionary
	Definition:		[adj]  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" [adj]  watchful and prepared for action; "bird watchers on the alert for a rare species"; "cops were on the job and caught them red-handed"
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	Synonyms:		alert, employed, on the alert(p), working(a)