#1 trademark n. [hallmark, earmark, stylemark] a distinctive characteristic or attribute. wn
#2 trademark n. a formally registered symbol identifying the manufacturer or distributor of a product. wn
#3 trademark v. [brand, brandmark] mark with a brand or trademark; "when this product is not branded it sells for a lower price". wn
#4 trademark v. register the trademark of; "The company trademarked their new gadget". wn
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