Lanai greeting
I believe the answer is:
aloha
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">lanai greeting</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 aloha that I've seen before include "A Polynesian hello or goodbye" , "Hello or goodbye in Hawaii" , "Hawaiian greeting" , "16 across in Hawaii" , "Hawaiian hello or goodbye" .)