dime a dozen

Idioms  

1. So plentiful as to be valueless. For example, Don't bother to buy one of these—they're a dime a dozen. The dime was declared the American ten-cent coin in 1786 by the Continental Congress. [First half of 1900s]

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Example Sentences

“I was going into every record store. looking for Sun Ra records. At the time, they were a dime a dozen. … Even in the early ’90s, in certain college town record stores, they were like a buck each.”

From Los Angeles Times

Documentaries are a dime a dozen in the streaming era because they’re cheaper to produce, so while they satiate the appetite for true stories, not all can be deemed good.

From Los Angeles Times

Even Ivy League schools are starting to worry that their top students are becoming a dime a dozen in the labor market.

From The Wall Street Journal

The trouble for people starting out in AI—whether recent grads or job switchers like Strawn—is that companies see them as a dime a dozen.

From The Wall Street Journal

Podcasters here were a dime a dozen.

From BBC