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subprime

American  
[suhb-prahym] / sʌbˈpraɪm /

adjective

  1. being of less than top quality.

    a subprime grade of steel.

  2. being below a prime rate.

    banks engaging in subprime lending.


subprime British  
/ ˈsʌbˌpraɪm /

adjective

  1. (of a loan) made to a borrower with a poor credit rating, usually at a high rate of interest

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a loan made to a borrower with a poor credit rating

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of subprime

sub- + prime

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

In 1987, it was portfolio insurance, while subprime lending sank the market in 2008.

From The Wall Street Journal Jul. 15, 2026

Accounting for asset write-downs, corporate failures and diminution of wealth, the dot-com and subprime losses are estimated at around $5-6 trillion and perhaps $15-20 trillion, respectively.

From MarketWatch Jul. 9, 2026

In March of 2006 for instance, it put out a paper titled “Prime or Not So Prime” that detailed the risks posed by the securitization of subprime loans in the U.S.

From The Wall Street Journal Jun. 30, 2026

Estimates put the average subprime auto-loan payment at $448 a month and a 15.5% interest rate in 2019, when looking at loans in bond deals.

From MarketWatch Jun. 5, 2026

Eisman no longer needed to guess exactly when the subprime mortgage market would crash.

From "The Big Short" by Michael Lewis

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