Definition of do a number on in English:

do a number on

North American informal Treat someone badly, typically by deceiving, humiliating, or criticizing them in a calculated way.
More example sentences
  • Gwyneth Paltrow says motherhood is doing a number on her memory.
  • Before it fades away entirely, though, Hitchens does a number on the Kennedy presidency.
  • It will knock your socks off - and do a number on your libido!
See parent entry: number

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Word of the day setose
Pronunciation: ˈsiːtəʊs
adjective
bearing bristles or setae; bristly