I. dan ‧ dy 1 /ˈdændi/ BrE AmE noun ( plural dandies ) [countable] old-fashioned
[ Date: 1700-1800 ; Origin: Perhaps from Dandy , a form of the name Andrew ]
a man who spends a lot of time and money on his clothes and appearance
II. dandy 2 BrE AmE adjective informal especially American English
very good – often used in a slightly humorous way:
We’re at our hotel, and everything is fine and dandy.