Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-signs-signals-55a7cea9e365

What does the SOS distress signal mean when sent in Morse?

This is the start of a distress message.

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  1. This is the start of a distress message ✔
  2. Everything is fine here
  3. Please send a boat

Why: SOS is a prosign meaning this is the start of a distress message, and others should stay silent.

Huh, didn't know that: SOS is a prosign meaning this is the start of a distress message, and others should stay silent.

The dad joke
SOS is not a cry for soup, it is serious.
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References

Answer: This is the start of a distress message. SOS is a prosign meaning this is the start of a distress message, and others should stay silent.

  1. Morse code en.wikipedia.org/wiki/Morse_code
    the specific meaning of the SOS prosign is equivalent to "This is the start of a distress message"
    Checked 2026-11-07.

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