MUSING Meaning of MUSING in English — musingly , adv./myooh"zing/ , adj.1. absorbed in thought; meditative. n.2. contemplation; reflection. [ 1350-1400; ME; see MUSE, -ING 2 , -ING 1 ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012