TradeMark
WordNet
noun
(1) A distinctive characteristic or attribute
(2) A formally registered symbol identifying the manufacturer or distributor of a product
WiktionaryText
Noun
- A word, symbol, or phrase used to identify a particular company's product and differentiate it from other companies' products. Indicated by the symbol ™, when registered with a government authority it is sometimes indicated by the symbol ®.
Usage notes
Among practitioners of trademark law, it is generally considered incorrect to use "trademark" as a verb; the preferred terminology would be to use a trademark or to register a trademark.