UNDOCUMENTED Meaning of UNDOCUMENTED in English undocumented BrE AmE ʌn ˈdɒk ju ment ɪd -ˈ•jə-, -əd AmE \ ʌn ˈdɑːk jə ment̬ əd Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012