Related Clues:

• Iceberg
• Titanic problem?
• Floating ice sheet
• Big chip off the old block?
• Only about 10% of it is visible
• Helmsman's headache
• Titanic's problem
• Titanic's downfall
• ___ row
• Slide on an icy road
• With 2-Down, vagrants' district
• Lose control on the highway
• Hit the ice
• Mass in Arctic waters
• Ice sheet asea