Related Clues:
- They may be ripped or crunched
- Thoracic muscles
- They're big among bodybuilders
- Belly muscles
- 'Six-pack' muscles
- Car safety feature, for short
- 'Washboard' muscles
- Units in a six-pack?
- Workout target, for short
- Spinning things
- Muscles
- Sit-up beneficiaries
- They may be ripped on the beach
- Tummy muscles, for short
- Sit-ups sculpt them