do a job on

Idioms  

1. Also, do a number on. Damage, harm, as in The cat really did a job on the upholstery, or The teacher did a number on the class with that assignment. This slangy idiom uses job (or number) in the sense of “something negative.”

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Example Sentences

When they do a job on Rangers and win another league title to sit alongside all the other league titles, there is a feeling that nothing else matters.

From BBC

"He did a job on somebody who has been at the best levels."

From BBC

Isaacs: If I go away to do a job on location somewhere, I can actually — even at my ripe old age; I’m a father and I’m a husband — just park my life and forget that.

From Los Angeles Times

Climate change has been doing a job on many of California’s wild areas.

From Los Angeles Times

"A young man with incredible talent that we will have to do a job on."

From BBC