McMansion

British

/ məkˈmænʃən /

noun

informal a large modern house considered to look mass-produced, lacking in distinguishing characteristics, and at variance with established local architecture

"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 McMansion

C20: a corruption of McDonald's , a major American fast-food enterprise noted for the ubiquity of its restaurants

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.

McCann is, by no exaggeration, the best reality television find since Tiffany “New York” Pollard strolled into the McMansion they rented for “Flavor of Love” Season 1.

From Salon • Aug. 2, 2025

The clean, gleaming surfaces leave an impression of what Elsinore castle might be like as a coastal McMansion on one of the “Real Housewives” series.

From Los Angeles Times • Jun. 6, 2025

Kate Wagner of McMansion Hell argued that this architectural incoherence stems, in fact, from the modern homebuyer’s saturation in Zillow and Redfin.

From Slate • Mar. 6, 2025

Why, in death, she decided to give her home away, rather than let it be sold and replaced with a multimillion-dollar McMansion.

From Seattle Times • Oct. 15, 2023

It’s what’s commonly referred to as a McMansion.

From "Dry" by Neal Shusterman and Jarrod Shusterman

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023