V-shaped stripe (7)
I believe the answer is:
chevron
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">v-shaped stripe</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 chevron that I've seen before include "V-shaped sleeve badge" , "V-shaped line or stripe on uniform" , "V-shaped pattern or device" , "V-shaped design" , "V-shaped insignia" .)