A peculiar distinguishing mark or device affixed by a manufacturer or a merchant to his goods, the exclusive right of using which is recognized by law.
- A name, symbol, or other device identifying a product, officially registered and legally restricted to the use of the owner or manufacturer.
- A distinctive characteristic by which a person or thing comes to be known: the shuffle and snicker that became the comedian's trademark.
- To label (a product) with proprietary identification.
- To register (something) as a trademark.