It is not clear whether this is a native Klingon word or a borrowed Trill or Kriosian word or phrase meaning "ice man," but, in any case, this is the Klingon pronunciation. (qep'a' 2020)When Dax encountered Koloth in the DSN episode "Blood Oath", he did not recognize her, because she had a new body. She then explained to him:
I used to call you D'akturak. "Ice man." Because no proposal, no matter how reasonable, no matter how much it favored the Klingon Empire would satisfy you. You were the hardest man I ever faced across the negotiating table.See ➞ ice man article at Memory Alpha, the wiki for canon Star Trek.