LEGALIZE Meaning of LEGALIZE in English — legalization , n./lee"geuh luyz'/ , v.t., legalized, legalizing . to make legal; authorize. Also, esp. Brit., legalise . [ 1710-20; LEGAL + -IZE ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012