English Reference
noun · adjective · verb

trademark

n. · adj. · v.
US /ˈtɹeɪdˌmɑɹk/ UK /tɹˈeɪdmɑːk/ trade·mark UK spelling trademark's, trademark's, trademarking

  1. 01 B2 Upper Intermediate Law

    n.a name, symbol, or design that a company uses to identify its products and stop others from copying them.

    n.a legally registered sign, design, or expression which identifies products or services of a particular source from those of others.

    Simple

    The company's famous logo is a registered trademark that no one else can use.

    In context

    The corporation filed a lawsuit alleging that the competitor's new logo was a clear infringement of their established trademark.

    Usage

    Often used with the verbs 'register', 'infringe', or 'protect'.

  2. 02 C1 Advanced Informal

    adj.describing something that is very typical of a certain person.

    adj.serving as a distinctive or identifying characteristic of a person or thing.

    Simple

    He walked onto the stage wearing his trademark leather jacket.

    In context

    The comedian delivered the punchline with his trademark dry wit, prompting immediate laughter from the audience.

  3. 03 C1 Advanced Technical Law

    v.to officially register a name or symbol so that other people cannot use it.

    v.to register a particular name, design, or phrase as a trademark to secure exclusive legal rights.

    Simple

    They decided to trademark the new slogan before launching the advertising campaign.

    In context

    The startup moved quickly to trademark their unique software architecture name to prevent copycats in the emerging market.

    Usage

    This is a transitive verb and requires a direct object.

Mapping scents also could be helpful in quantifying flavors of foods or trademarking particular aromas like the scents of brand-name laundry detergents.

Phys.org· 21 Aug 2026

Wham-O now owns the registered trademark for both the Boogie and Boogie Board names.

Smithsonian Magazine· 12 Aug 2026

From trade + mark.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level C1 · Advanced
Frequency Frequent
Updated