Originally Posted by
serpens
At gala nights, I saw many men dressed in suits rather than tuxedos. I didn't keep a scorecard, but I would guess that almost half were wearing suits. I suppose a lot depends on how one interprets "dress accordingly for traditional formal nights." (This was in Britannia, not one of the Grills.)
In context it means following the cruise lines specific guidelines, which vary from line to line.
I appreciate some may have rather odd interpretations of this though. That said when Celebrity X dropped 'formal nights' to 'Celebrity Chic' the internet was filled with several hundred threads very quickly as people struggled to understand their rather ambiguous wording!