"not counterfeit" is a grammatically correct phrase that can be used in written English.
It means "genuine" or "authentic." Example: The store only sells not counterfeit designer handbags.
Obtain a marking pen that can tell you if the paper money is real and not counterfeit.
I just hope they're not counterfeit".
But the contraband purchased by Marcone, a St. Louis-based company that claims to be the nation's largest authorized source for appliance parts, was not counterfeit handbags or fake medicines.
The force is unable to sell items such as tobacco and alcohol and takes measures to ensure goods they sell are not counterfeit, such as designer clothes, watches and perfume.
This is all part of Cleland's job, which, in her words, exists "to maintain public confidence in the physical currency, to make sure we have enough notes of the right denomination of the right quality, to give the public confidence they are genuine and not counterfeit".
The cigarettes were not counterfeit but a brand customs officers had not seen before.
If they're not counterfeiting you, they're counterfeiting someone else, which shows you're not in demand.
It's an evolution of IBM's "crypto anchor" program, which uses a variety of methods to create what amounts to high-tech watermarks for products that verify they're, for example, from the factory the distributor claims they are, and not counterfeits mixed in with genuine items.
You could pick someone's pocket, but you couldn't counterfeit it".
This venerable icon exemplifies verisimilitude as practiced by Tiepolo and proposed by Goethe as the object of all art, "Not to counterfeit nature but to create a harmonious whole that gave a semblance of reality" (2 ).
"Can you guarantee that this bottle isn't counterfeit?" The waitress seemed surprised by the question.
