ANTU Meaning of ANTU in English /an"tooh/ , Trademark.a brand of gray, water-insoluble, poisonous powder, C 11 H 10 N 2 S, used for killing rodents; alpha-naphthylthiourea. Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012