Counterfeit

To falsify, deceive, or defraud. A copy or imitation of something that is intended to be taken as authentic and genuine in order to deceive another.

A counterfeit coin is one that may pass for a genuine coin and may include a lower denomination coin altered so that it may pass as a higher denomination coin.

counterfeit

1) adj. describing a document, particularly money, which is forged or created to look real, and intended to pass for real. 2) v. to criminally forge or print a false copy of money, bonds, or other valuable documents, intending to profit from the falsity. 3) n. shorthand for phoney money passed for real. (See: forgery, utter)

TO COUNTERFEIT, criminal law. To make something false, in the semblance of that which is true; it always implies a fraudulent intent. Vide Vin. Ab. h.t. Forgery.