palm off

British  

verb

1. to offer, sell, or spend fraudulently

   to palm off a counterfeit coin

2. to divert in order to be rid of

   I palmed the unwelcome visitor off on John

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palm off Idioms  

1. Pass off by deception, substitute with intent to deceive, as in The salesman tried to palm off a zircon as a diamond, or The producer tried to palm her off as a star from the Metropolitan Opera. This expression alludes to concealing something in the palm of one's hand. It replaced the earlier palm on in the early 1800s.

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