Dictionary
skull and crossbones
noun skull and cross·bones \-ˈkrȯs-ˌbōnz\
: a picture of a human skull above two crossed bones that was used on the flags of pirate ships in the past and is now used as a warning label on containers of poisonous or dangerous substances
plural skulls and crossbones
Full Definition of SKULL AND CROSSBONES
: a representation of a human skull over crossbones usually used as a warning of danger to life
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First Known Use of SKULL AND CROSSBONES
1826
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