What Does Code 'Mermaid' Mean on a Plane?

"The term 'mermaid' is a slang term among flight crew to describe passengers who take up more space during the flight in their seat or are 'manspreading.'"

"'Mermaid' is a passive-aggressive nickname for a passenger who spreads themself out over several seats to stop other passengers from sitting in their row, particularly common on emptier flights."

"If heard, it is not something to worry about... but maybe check how much space you're taking up and if you're encroaching in someone else's seat space."

"The FAA has a robust list of acronyms and abbreviations that those in the field should be familiar with, ensuring clear communication and eliminating misunderstandings."

The FAA provides a list of acronyms and the NATO Phonetic Alphabet for clear communication among pilots and Air Traffic Control. Unofficial phrases, such as 'mermaid,' describe passengers who take up excessive space. This term is used informally among flight crews to refer to those who spread out in their seats, particularly on less crowded flights. While not an official term, it serves as a reminder for passengers to be mindful of their space and not encroach on others during flights.

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