PITT Meaning of PITT in English /pit/ , n.1. William, 1st Earl of Chatham , 1708-78, British statesman. 2. his son William , 1759-1806, British statesman: prime minister 1783-1801, 1804-06. Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012