We'd like to use analytics cookies to understand which symbols people look up, so we know what to research next. They are not used for advertising and we set none of them unless you say yes. What we store.
Blue, white and red rectangles nested: I require medical assistance.
Also known as: Whiskey (phonetic), Flag with squares inside squares
Three nested rectangles — blue outside, white, red at the centre. It is the medical-assistance flag and is unmistakable once the nesting is noticed.
Flown alone, Whiskey signals that the vessel requires medical assistance.
This is the meaning when the flag is flown alone. In a two- or three-letter group it is simply the letter, and the code book gives the group's meaning.
Contexts: Navigation
A rectangular flag with a blue border enclosing a white rectangle, which in turn encloses a smaller red rectangle at the centre.
One of the code's twenty-six letter flags.