1) Child character in literature 2) Grunt accompanying a shrug 3) It may be said with a shrug 4) Search me 5) Slangy answer in the negative 6) Verbal equivalent of a shrug 7) Verbal shrug Found on https://www.crosswordclues.com/clue/dunno
Dunno, or Know-Nothing (Незнайка, Neznayka; from the Russian phrase `не знаю` (`ne znayu`), don`t know) is a hero created by Soviet children`s writer Nikolay Nosov. Dunno, recognized by his bright blue hat, canary-yellow trousers, orange shirt, and green tie, is the title character of Nosov`s world-famous trilogy, The Adventur... Found on http://en.wikipedia.org/wiki/Dunno