lie down on the job
To not work as hard as one should; to shirk one's responsibilities. If you lie down on the job again, you can be sure you'll be fired—there are plenty of guys who'd take your place in a minute.
lie down on the job
and lay down on the jobFig. to do one's job poorly or not at all. (Lay is a common error for lie.) Tom was fired because he was laying down on the job. You mean he was lying down on the job, don't you?
lie down on the ˈjob
(informal) not do a job properly: I’m not going to employ anybody here who lies down on the job. I only want people who work hard.