Actor Kristofferson (4)
I believe the answer is:
kris
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">actor kristofferson</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for kris that I've seen before include "Malay dagger, wavy blade" , "-- Kringle, Santa Claus" , "Malayan dagger" , "Malaysian knife with a scalloped edge" , "Indonesian dagger; sounds like fold" .)