palm off
palm off {v.}, {informal}
1. To sell or give (something) by pretending it is something more valuable; to sell or give by trickery.
He palmed off his own painting as a Rembrandt.
The salesman palmed off pine wood floors as oak.
2. To deceive (someone) by a trick or lie.
He palmed his creditors off with a great show of prosperity.
Syn.: PUT OFF.
3. To introduce someone as a person he isn't; present in a false pretense.
He palmed the girl off as a real Broadway actress.
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Source: A Dictionary of American Idioms