Clue: International distress sig.

Answer: SOS

Length: 3

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Similar Clues:

• Ship's distress signal (SOS with 3 letters)
• Int. distress signal (SOS with 3 letters)
• Sign of distress (e.g. FLARE with 5 letters)
• Distress-signal letters (SOS with 3 letters)
• Maritime distress signal (SOS with 3 letters)
• Airborne distress signal (FLARE with 5 letters)
• Roadside distress signals (FLARES with 6 letters)
• Sign of distress, in plants (LEAFDROP with 8 letters)
• Distress signal shot into the air (FLARE with 5 letters)
• Distress signals (FLARES with 6 letters)