Mayday

[n] - an internationally recognized distress signal via radiotelephone (from the French m`aider)
Found on http://www.webdictionary.co.uk/definition.php?query=Mayday

Mayday

noun an internationally recognized distress signal via radiotelephone (from the French m`aider)
Found on https://www.encyclo.co.uk/local/20974

Mayday

(from the article `distress signal`) ...gun or rocket fired at regular intervals, or a continuous sounding of a fog-signal apparatus; and (3) radio signals such as the Morse group SOS, ...
Found on http://www.britannica.com/eb/a-z/m/54

Mayday

[TV show] ===User:Haham hanuka=== ...
Found on http://en.wikipedia.org/wiki/Mayday_(TV_show)

mayday

The internationally recognized radio distress signal, must only be used to indicate a life threatening situation.
Found on http://www.diy-wood-boat.com/Boating-terms.html

Mayday

Mayday is an emergency procedure word used internationally as a distress signal in voice procedure radio communications. It is used to signal a life-threatening emergency primarily by mariners and aviators, but in some countries local organizations such as police forces, firefighters, and transportation organizations also use the term. The call is...
Found on http://en.wikipedia.org/wiki/Mayday

Mayday

The ultimate international radio distress call, indicating imminent danger to the life of the occupants onboard and requiring immediate assistance. Its slightly less prioritary equivalent is Pan Pan. The anecdote says it comes from a French pilot who said over the radio
Found on http://airodyssey.net/reference/glossary/

mayday

International distress call, derived from the French «M’aidez» literal translation «help me».
Found on http://www.translationdirectory.com/glossaries/glossary370.php
No exact match found