Definition of "ratbag"

ratbag

/ˈɹæt.bæɡ/

noun
plural ratbags
1. (slang) A despicable person.
2. (Australia, New Zealand, slang, sometimes endearing) A mischievous person, especially a child.
  Quotations
  He says he was a ratbag at school and the entire teaching staff hated him except the English and economics teachers.
  1986, Ursula Woodhouse, A very rich ratbag‎