DOUBLY Meaning of DOUBLY in English /dub"lee/ , adv.1. to a double measure or degree: to be doubly cautious.2. in a double manner. 3. Obs. with duplicity. [ 1350-1400; ME; see DOUBLE, -LY ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012