mayday

word

/ˈmeɪdeɪ/
MAY-day
/mˈeɪdeɪ/
MAY-day

Definition

A special emergency word used in radio communication to say that a ship, aircraft, or person is in serious and immediate danger and needs help at once.

Usage & Nuances

Used only for real emergencies, especially in aviation and maritime contexts. It is traditionally repeated three times: 'Mayday, Mayday, Mayday.' Do not confuse it with 'SOS': 'mayday' is spoken by radio, while 'SOS' is more general and often written or signaled.

Example Sentences

The pilot said Mayday on the radio.

basic

If the boat is sinking, call Mayday immediately.

basic

We heard a Mayday from a small plane.

basic

The captain kept repeating Mayday until someone answered.

natural

Once they sent a Mayday, rescue teams moved fast.

natural

This isn’t just a warning — it’s a full Mayday situation.

natural