NUDNIK Meaning of NUDNIK in English [ 'nʊdnɪk ](also nudnick ) ■ noun N. Amer. informal a pestering or irritating person.Origin1920s: Yiddish, from Russ. nudnyĭ 'tedious'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004