DNB is short for:* De Nederlandsche Bank, the Dutch central bank Den norske Bank, a Norwegian bank (from 2003 DnB NOR) Departure from nucleate boiling (see heat transfer) The Dictionary of National Biography, notable figures from British history Did Not Bat, a term in the sport of Cricket Dinitrobenzene, an explosive Diplomate of National Board, an Indian credential for healthcare providers Drum and bass, an electronic music style Dun & Bradstreet The business information company Dutch National… (More on Dnb)