Related Clues:
- With 17-Across, one in a million
- 'Bloody'
- Not seen much
- How some order steak
- T-bone order
- Steak request
- Opposite of well done
- Like a royal flush
- Ocean-reef material
- Of value to collectors
- Beefsteak order, sometimes
- Like no-hitters
- Reef growth
- Like a once-in-a-blue-moon event
- Pasta : al dente :: porterhouse : __