Noun
step-brother (plural step-brothers or (obsolete) step-brethren)
Alternative form of stepbrother
“Many times, it’s a familial problem, where it’s an older brother, an uncle, a step-brother who is the perpetrator. Source: Internet
The 38-year-old security guard, who is Mr Danczuk’s former step-brother, was charged in October with 11 counts of rape, five counts of indecent assault and one count of attempted rape. Source: Internet
Her step-brother Billy is portrayed as a horrible bully throughout season 2 and the beginning of season 3, so when he treats Max the way he does it's all the more heartbreaking. Source: Internet
“He was an extremely kind and caring son, brother, step-brother, grandson, nephew, cousin and good friend to so many people. Source: Internet