SUNKEN Meaning of SUNKEN in English adj. 25B6; adjectivesunken eyes : HOLLOWED, hollow, depressed, deep-set, concave, indented. a sunken garden : BELOW GROUND LEVEL, at a lower level, lowered. Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012