Standard Lemma guide

McMansion

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • CMU ARPABET: M AH0 K M AE1 N SH AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A large, imposing and ostentatious house that lacks architectural integrity.

Definition source: English Wiktionary via Wiktextract

Usage: US, derogatory, informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: starter castle

Antonyms: none provided

History

Etymology

From Mc- + mansion. First use appears c. 1985.