Meaning of CODED in English
/ ˈkəʊdɪd; NAmE ˈkoʊ-/ adjective
[ only before noun ] a coded message or coded information is written or sent using a special system of words, letters, numbers, etc. that can only be understood by a few other people or by a computer :
a coded warning of a bomb at the airport
expressed in an indirect way :
There was coded criticism of the government from some party members.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005