#OneBigBeautifulBill The tag #OneBigBeautifulBill is usually used to refer to a comprehensive and integrated bill that includes several reforms or changes within one large law, rather than presenting several small bills.

The phrase literally means: "One big and beautiful bill", and is often used politically or in the media to promote the idea that this bill is a comprehensive and effective solution.

In simple terms:

It is an expression used to describe a massive law that includes many important provisions all at once, and is viewed as beautiful or ideal from the perspective of its supporters.