Male siblings (8)
I believe the answer is:
brothers
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">male siblings</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for brothers that I've seen before include "Male siblings" , "Siblings (in arms or in law?)" , "See 15" , "Fraternal relatives" , "comrades" .)