being of less than top quality: a subprime grade of steel.
being below a prime rate: banks engaging in subprime lending.

Origin of subprime Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for subprime

Contemporary Examples of subprime

British Dictionary definitions for subprime



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


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

Word Origin and History for subprime

also sub-prime, of loans, etc., by 1978, in frequent use from 1996, from sub- + prime (adj.).

Online Etymology Dictionary, © 2010 Douglas Harper