very inexpensive: The house may need a lot of work, but it was dirt-cheap.
cheaply: They got it dirt-cheap.
Origin of dirt-cheap
First recorded in 1815–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for dirt cheapreasonable, low-cost, cheap, low-priced, modest, economical, popular, reasonably, poorly, bargain, budget, buy, low, nominal, reduced, steal, thrifty, dirt-cheap, half-price, fair
informal at an extremely low price
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
Very inexpensive, as in Their house was a real bargain, dirt cheap. Although the idea dates back to ancient times, the precise expression, literally meaning “as cheap as dirt,” replaced the now obsolete dog cheap. [Early 1800s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.