Sentence examples for A first from inspiring English sources

The phrase "a first" is grammatically correct and can be used in written English.
It is often used to refer to something that is the first of its kind, or the first in a series of events or actions. For example: - This was my first time trying sushi, and it was a first experience. - The company's new product is a first in the industry. - The child's first steps were a first milestone for the proud parents. - The team's win was a first for the underdog team.