How Much Caffeine Is in a Buck? Separating Coffee Slang from Caffeine Facts
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4 min read
A 'buck' is a common slang term for a dollar, and this phrase has no connection to coffee size or caffeine content. Any confusion stems from coffee's price, not its composition. To find out how much caffeine is in a typical coffee, one must first discard the notion of a 'buck' as a unit of measurement.