What is a trademark?

[mneilson]

Trademark is a famous term associated with business. How can you define it from legal perspective?

[richardm1964]

Trade marks are symbols in the form of logos and brand names. Trademark distinguish goods and services offered by a particular company from one company to another in the marketplaces.

[Moh1]

Also it helps protecting your design, logo in legal cases... it is damn expansive to file a court order if someone misuse your brand, but for big corporations it is worth all the money.