Related Clues:

• Terse radio message
• "I'm in trouble!"
• '___ yer old man!'
• 'Start worrying'
• Oops!
• 'Mayday!'
• '-- your old man!'
• Mayday!
• 'This means trouble!'
• It's sometimes written in the sand
• Maritime message
• Urgent request
• Urgent letters?
• Distress call
• ···---···