### Clue: Bojo, as his critics might say, is terribly smug on air (9)
### Answer: IGNORAMUS 
 ### Explanation: Definition: Bojo, as his critics might say
 **Anagram of**(terribly) SMUG ON AIR.
Defn: …, Bojo being the nickname for Boris Johnson, English politician who has his share of epithets thrown at him.