crossbones

/ˈkrɔsˌboʊnz/
noun
  1. A symbol consisting of two bones crossed diagonally, often placed below a skull to represent death or danger.
    • The warning label on the bottle showed a skull and crossbones to indicate poison.
    • In the old map, the treasure was marked with a crossbones symbol.
    • The pirate flag had a skull and crossbones on a black background.
  2. A representation of two bones crossed, used as a symbol for pirates or piracy.
    • The movie poster featured a skull and crossbones to hint at the pirate adventure.
    • The children dressed as pirates and painted crossbones on their hats.
    • He wore a T-shirt with a skull and crossbones design.
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