Definitions
1.nounA non-genuine article; a fake.
2.nounOne who counterfeits; a counterfeiter.
3.nounThat which resembles another thing; a likeness; a portrait; a counterpart.
4.nounAn impostor; a cheat.
5.verbTo falsely produce what appears to be official or valid; to produce a forged copy of."to counterfeit the signature of another, coins, notes, etc."
6.verbTo produce a faithful copy of.
7.verbTo feign; to mimic."to counterfeit the voice of another person"
8.verb(usually "be counterfeited") Of a turn or river card, to invalidate a player's hand by making a better hand on the board.