Related Clues:

• ___ of Steel (video classic)
• Exerciser's targets
• Bodybuilder's washboard, briefly
• Iron-pumper's pride
• Six-pack, perhaps
• Middle muscles, for short
• They're often crunched
• Workout target
• Core group
• Sit-up target
• Sit-up targets
• Middle manager's focus?
• Rowers' muscles, for short
• 'Washboard' body parts
• Six-pack muscles