Related Clues:

• One given to singing about criminal business?
• 'While we're ___ . . .'
• Battling (again)
• 'Keep ___!' ('Don't give up!')
• Working or wrangling
• Working hard, given some latitude
• 'While you're ___ . . .'
• "You're looking ___!"
• Go __: fight
• 'Have ___' ('Go ahead and try')
• 'No matter which way you look ___ . . .'
• Take a crack __ (make an attempt)
• Beavering away
• Going __: bickering
• Back __: making a comeback