1. To forge; to copy or imitate, without authority or right, and with a view to deceive or defraud, by passing the copy or thing forged, for that which is original or genuine; as, to counterfeit coin, bank notes, a seal, a bond, a deed or other instrument in writing, the hand writing or signature of another, _c. To make a likeness or resemblance of any thing with a view to defraud.

2. To imitate; to copy; to make or put on a resemblance; as, to counterfeit the voice of another person; to counterfeit piety.

, n.

1. A cheat; a deceitful person; one who pretends to be what he is not; one who personates another; an imposter.

2. In law, one who obtains money or goods by counterfeit letters or false tokens.

3.That which is made in imitation of something, but without lawful authority, and with a view to defraud, by passing the false for the true. We say, the note is a counterfeit.