Mayday Definition
mādā
noun
The international radiotelephone signal for help, used by ships and aircraft in distress.
Webster's New World
Other Word Forms of Mayday
Noun
Singular:
mayday
Plural:
maydaysOrigin of Mayday
From French (venez) m'aider (come) help me!
From American Heritage Dictionary of the English Language, 5th Edition
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