blood relative

noun

US

: someone who has the same parents or ancestors as another person

Your sister is your blood relative, but your brother-in-law is not.

Examples of blood relative in a Sentence

Recent Examples on the Web

Another character’s blood relative is old enough to shank, and Hollywood’s most meta slasher franchise is there to answer the call with a new entry that should push its aggregate over a billion dollars. — Michael Ordoña, San Francisco Chronicle, 26 Feb. 2026

Others require that the owner live in the main property or that the dwelling units can only be rented to a blood relative of the property owner. — Ginny Monk, Hartford Courant, 3 Feb. 2026

Only blood relations can pass their crest on, and Ser Arlan is no blood relative of Dunk’s. — Erik Kain, Forbes.com, 26 Jan. 2026

But Murry was never kind to the one member of the band who was not a blood relative. — Andy Greene, Rolling Stone, 19 Aug. 2025

Because losing him is akin to losing a blood relative, a close friend. — David Faris, MSNBC Newsweek, 23 July 2025

Oh, the gravity of caring for another, blood relative or not. — Pitchfork, 3 Dec. 2024

And your blood relative, your actual cousin, may see her friend as part of the family. — Eric Thomas, Sun Sentinel, 30 July 2024

Legal Definition

blood relative

noun

blood rel·​a·​tive

: a relative by common descent compare affine