AUK Meaning of AUK in English [ ɔ:k ]■ noun a short-winged diving seabird of a family including the guillemot and puffin, typically black and white. [Family Alcidae.]OriginC17: from ON álka 'razorbill'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004