simple past tense and past participle of scam

(transitive) To defraud or embezzle.

A fraudulent deal. / Something that is promoted using scams.

present participle of scam

plural of scam

Synonym of Ponzi scheme.

(Internet) An attempt to defraud by sending out large numbers of emails, each stating that the recipient is entitled to receive a large amount of money, but will need to supply banking account details, or to send payment for fees, before the payment can be passed on.

A person who attempts to defraud others by presenting a fraudulent offer and pretending that it is legitimate; a con artist.

plural of exit scam

A confidence trick where an established (usually illegal) business stops shipping orders while continuing to receive payments because of its previously good reputation, and then absconds with the money.