HyperDic

English > 1 sense of the expression half brother:
NOUNperson half brother, stepbrother, half-brothera brother who has only one parent in common with you
English > half brother: 1 sense > noun 1, person
MeaningA brother who has only one parent in common with you.
Synonymsstepbrother, half-brother
Broaderbrother, blood brotherA male with the same parents as someone else