Chum, friend (3)
I believe the answer is:
pal
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">chum</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(both can mean a friend)</span><br/ ><br/ >'<span class="explanation-format__original">friend</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(pal can mean a friend)</span><br/ ><br/ ></span>
(Other definitions for pal that I've seen before include "Crony" , "Brother" , "Mate, buddy" , "Mate, informal friend" , "Bud" .)