from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An international radiotelephone signal word used by aircraft and ships in distress.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- interj. emergency, need assistance
- n. An international distress signal used by shipping and aircraft
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an internationally recognized distress signal via radiotelephone (from the French m'aider)
From French (venez) m'aider, (come) help me!.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French m'aider (short for « Venez m'aider ! », "Come help me!"). (Wiktionary)