(horse breeding) The male offspring of a horse's sire/dam that is by/out of a sibling of its other parent. / (horse breeding) The male offspring of a horse's dam and a son of its sire.

(informal) A fellow African American man

plural of milk-brother

plural of milk brother

Alternative spelling of milk brother

A male milk sibling.

A fellow police officer

plural of uterine brother

plural of brother-german

A full brother: a brother born to the same mother and father, as distinguished from half brothers (uterine brothers), step-brothers, or 'brothers' established through relationships such as wardship.