Dictionary.com
Thesaurus.com

McMansion

British  
/ məkˈmænʃən /

noun

  1. 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.

See Examples For:

After all, the entry point to this parallel universe is a tony study inside a well-appointed McMansion.

From Salon Oct. 2, 2025

When I called Wagner to ask about this, she urged me to think of the McMansion not as a style of house but as a type of house, encompassing many possible styles.

From Slate Mar. 6, 2025

The roughly 3,500-square-foot residence was built in 1948, decades before the McMansion trend — to say nothing of the faux farmhouses that now dot Brentwood.

From Los Angeles Times Oct. 15, 2024

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

“How can I help you?” he says, like we were about to order a cheeseburger and fries from his McMansion.

From "Dry" by Neal Shusterman and Jarrod Shusterman

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training