set a precedent

Idioms  

1. Establish a usage, tradition, or standard to be followed in the future. For example, He set a precedent by having the chaplain lead the academic procession. The word precedent here signifies a previous instance or legal decision upon which future instances are based, a usage dating from the early 1400s. In British and American law it more specifically refers to a legal decision that may be used as a standard in subsequent cases.

---

Example Sentences

She said China's objective "is to set a precedent and to remind entrepreneurs that they should not transfer critical and sensitive technical know-how overseas without government approval".

From Barron's • Apr. 28, 2026

Mizuho analyst Dan Dolev also wondered whether the move would set a precedent for other technology companies.

From MarketWatch • Feb. 26, 2026

The former first couple hope their appearance will set a precedent for Trump and other key names in the files to appear before Congress.

From Los Angeles Times • Feb. 26, 2026

If the Supreme Court’s decision reinforces state autonomy, a win in Washington could set a precedent for other jurisdictions, accelerating a cultural shift toward policies that treat women and families with respect.

From The Wall Street Journal • Feb. 6, 2026

If we could unite the two organizations on the island, that could set a precedent for uniting them in the liberation struggle as a whole.

From "Long Walk to Freedom" by Nelson Mandela