The phrase "a unique trade" is correct and usable in written English.
It can be used to describe a specific type of trade or profession that is distinct or one-of-a-kind.
Example: "She has developed a unique trade in handmade jewelry that sets her apart from other artisans."
Alternatives: "a distinctive profession" or "an exclusive craft".
DDN is a unique trade association that accelerates and sustains diversity by offering national access to top-tier talent and thought leadership in digital media and hi-tech.
The Observer says Mrs May's hopes of securing a unique trade deal with the EU are at risk after Brussels said it was coming under international pressure to deny the UK special treatment.
The Walt Disney Company regained the rights to Oswald in a unique trade: The company allowed sportscaster Al Michaels, who worked at Disney-owned ABC, to leave for Universal-owned NBC in exchange for Oswald.
A 'product' in this context is defined as a unique trade name, including the generic names of generic products.
Each improvement, however, was accompanied by a unique trade-off that sometimes led to unintended consequences.
It is a unique trading area and demographic in terms of the power and disposable income of the people who live nearby.
Despite the administration's grand rhetoric about "21st Century" deals, the TPP is not an especially unique trade agreement.
That is according to co-founders, Serge Dive and Sarah Bell of LE Miami, a unique new trade show like none other to set the scene for the next evolution of contemporary luxury travel.
The third form exploits the advantage of providing unique trade services, making the free port a generator of added value.
Examples include the International Securities Identification Number (ISIN), and the Unique Trade Identifier (UTI) and Unique Product Identifier (UPI) for derivatives transactions.
Student teams develop and test unique trade ideas and then full investment strategies over the course of the spring semester, benefiting from hedge fund professionals as guest speakers and coaches, and then pitch their strategies to judges who allocate capital.
