1. To make a copy of, usually with the intent to defraud; forge: counterfeits money.2. To make a pretense of; feign: counterfeited interest in the story.
INTRANSITIVE VERB:
1. To carry on a deception; dissemble. 2. To make fraudulent copies of something valuable.
ADJECTIVE:
1. Made in imitation of what is genuine with the intent to defraud: a counterfeit dollar bill.2. Simulated; feigned: a counterfeit illness.
NOUN:
A fraudulent imitation or facsimile.
ETYMOLOGY:
Middle English countrefeten, from contrefet, made in imitation, from Old French contrefait, past participle of contrefaire, to counterfeit : contre-, counter- + faire, to make (from Latin facere; see dh- in Appendix I).