'hawaiian greeting' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for aloha that I've seen before
include
"A halo seen in Polynesian greeting"
,
"Hawaiian farewell"
,
"Hawaiian greeting"
,
"Hi! in Honolulu"
,
"16 across in Hawaii"
.)
I've seen this clue in The Independent, The Wall Street Journal, the Universal, the King Feature Syndicate, the Newsday, The Sun, The Telegraph, the USA Today, The Guardian, the Sydney Morning Herald, The Times, The Mirror, The New York Times and The Irish Times.
I've seen this clue in The Independent, The Wall Street Journal, the Universal, the King Feature Syndicate, the Newsday, The Sun, The Telegraph, the USA Today, The Guardian, the Sydney Morning Herald, The Times, The Mirror, The New York Times and The Irish Times.