1975 novel by Clive Cussler (7)
I believe the answer is:
iceberg
(Other definitions for iceberg that I've seen before include "unemotional person" , "smash hit in Titanic?" , "Frozen floater" , "danger at sea" , "that has hidden depths?" .)
I believe the answer is:
iceberg
(Other definitions for iceberg that I've seen before include "unemotional person" , "smash hit in Titanic?" , "Frozen floater" , "danger at sea" , "that has hidden depths?" .)