Definitions

1. noun

a mischievous or unscrupulous person, especially a rascal or ne’er-do-well

“He was known as a scalawag in his hometown for his constant schemes to get out of work.”

2. noun

a person who is uncooperative, especially in a legislative body

“The senator was accused of being a scalawag in the debate, refusing to listen to her opponents’ views.”