Definition, Meaning & Synonyms
mayday
noun
/ˈmeɪ.deɪ/

Definition
Mayday is an international radio distress signal used in emergencies.

Examples
- When the ship began to sink, the captain sent out a mayday call.
- After the plane experienced engine failure, the pilot declared a mayday to alert air traffic control.

Meaning
The term is used by pilots and mariners to communicate that they are in need of immediate assistance.

Synonyms
- distress signal
- emergency call