trademark
trade|mark /tr'eɪdmɑːrk/ (trademarks)
also trade mark
1 [N-COUNT]
A trademark is a name or symbol that a company uses on its products and that cannot legally be used by another company.
2 [N-COUNT] with poss
If you say that something is the trademark of a particular person or place, you mean that it is characteristic of them or typically associated with them.
...the spiky punk hairdo that became his trademark.
also trade mark
1 [N-COUNT]
A trademark is a name or symbol that a company uses on its products and that cannot legally be used by another company.
2 [N-COUNT] with poss
If you say that something is the trademark of a particular person or place, you mean that it is characteristic of them or typically associated with them.
...the spiky punk hairdo that became his trademark.