The structure is a simple noun borrowed from Java, an Indonesian island known for its coffee production, turning a place name into a common word for the beverage. It is used to describe coffee, often in casual or slightly old fashioned contexts, such as "Grab a cup of java" or "I need some java to wake up." The term originated in American slang during the mid 19th century, when Java was a major exporter of coffee beans, and became popular in the 20th century through diner culture and jazz scenes.

What does "java" mean in slang?

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英語での「java」の定義と意味

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