Main Entry: ¹trade·mark

Pronunciation: \-ˌmärk\

Function: noun

Date: 1838

1 : a device (as a word) pointing distinctly to the origin or ownership of merchandise to which it is applied and legally reserved to the exclusive use of the owner as maker or seller
2 : a distinguishing characteristic or feature firmly associated with a person or thing <wearing his trademark bow tie and derby hat>