birthright citizenship

noun

: a rule that the citizenship of a child is determined by the place of the child's birth : jus soli

In United States v. Wong Kim Ark, 169 U.S. 649 (1898), the Supreme Court thoroughly examined the meaning and intent of the 14th Amendment as it applies to birthright citizenship. The Court concluded that the Constitution "affirms the ancient and fundamental rule of citizenship by birth within the territory."

—Cameron Smith

Birthright citizenship, also known as jus soli (right of the soil), is relatively uncommon. There are 195 countries in the world, and only 30 of them have it—just 15 percent. Most of the countries with birthright citizenship are in North and South America.

—Nolan Rappaport

also : the citizenship conferred by this rule

Born on Manhattan's Delancey Street and raised in the Bronx, my great-aunt Libby lost her birthright citizenship at age 20 when she married an immigrant. … Thanks to the Expatriation Act, passed by Congress in 1907 and repealed in 1922, my great-aunt … spent part of her life as a natural-born alien.

—Marcia Biederman

compare jus sanguinis

Examples of birthright citizenship in a Sentence

Recent Examples on the Web

Trump attempted to end birthright citizenship, a constitutional right guaranteed by the Fourteenth Amendment, through one of the first executive orders of his second term. —Idrees Kahloon, The Atlantic, 18 Jan. 2026

His efforts to end birthright citizenship, impose tariffs and more are only now making their way to the Supreme Court for a decision on their legality. —Susan Page, USA Today, 17 Jan. 2026

Word History

First Known Use

1865, in the meaning defined above