skull and crossbones
Definition
Noun: A symbol or emblem consisting of a human skull above two crossed bones. This image is traditionally used as a warning of danger, particularly of death, poison, or toxicity.
Usage
The term "skull and crossbones" refers specifically to the iconic symbol itself. It is used to label or mark items, locations, or substances that are extremely hazardous.
Examples
- The pirate flag featured a prominent skull and crossbones.
- Containers of toxic chemicals must be labeled with a skull and crossbones.
- The old treasure map was marked with a skull and crossbones to indicate danger.
Advanced Usage
- As a universal warning: The symbol functions as an internationally recognized pictogram for severe hazards, often accompanied by the word "POISON" or "DANGER."
- In historical context: While now a standard safety symbol, its most famous historical use was on the flags of pirate ships (the Jolly Roger) in the 17th and 18th centuries.
Variants and Related Words
- Jolly Roger (noun): The traditional name for a pirate flag, which often, but not always, depicted a skull and crossbones.
- Poison symbol (noun): A common descriptive term for the skull and crossbones when used on chemical labels.
- Hazard pictogram (noun): A broader category of warning symbols that includes the skull and crossbones.
Synonyms
- Death's head
- Poison warning symbol
- Hazard emblem
Related Idioms and Phrases
- To fly the skull and crossbones: To operate as a pirate; figuratively, to engage in rebellious or outlaw behavior.
- The renegade company was essentially flying the skull and crossbones against industry regulations.
Noun
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emblem warning of danger or death
