half blood

1. 1.

   one of siblings who have only one parent in common

   Broadersibling

Questions about half blood

What does half blood mean?

half blood means "one of siblings who have only one parent in common".

Is half blood a common word?

half blood is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.