mansion

noun

man·​sion ˈman(t)-shən 

1

a(1)

: a large imposing residence

(2)

: manor house

b

: a separate apartment or lodging in a large structure

2

a

: house sense 3b

b

: one of the 28 parts into which the moon's monthly course through the heavens is divided

3

a

archaic : dwelling, abode

b

obsolete : the act of remaining or dwelling : stay

Synonyms of mansion

• hacienda
• manor
• castle
• estate
• villa
• palace
• house
• manse
• housing

Examples of mansion in a Sentence

a mansion with 10 bedrooms and an indoor swimming pool

if I ever win the lottery, I'm going to buy a mansion in the hills

Recent Examples on the Web

The singer was reportedly home at the time and no injuries were reported in the incident in which one round penetrated a wall of the mansion, leaving bullet holes in the gate of the home and in an RV parked in the driveway. —Gil Kaufman, Billboard, 10 Mar. 2026

The 10,960-square-foot Fontana mansion had not been publicly listed and real estate agent David Curry represented both the sellers and the buyers. —Bob Goldsborough, Chicago Tribune, 10 Mar. 2026

The film expands from the isolated case of one prison outward to the governor’s mansion, where the age-old conflict between states’ rights and federal intervention is in reality a political tactic to keep abuses like this covered up. —Joe Reid, Vulture, 10 Mar. 2026

The main house, per Elle Decor, is a 21-room mansion boasting 12 bedrooms, a home theater with room to seat 50, and a wine cellar. —Bailey Bujnosek, InStyle, 10 Mar. 2026

Word History

Etymology

Middle English, from Anglo-French, from Latin mansion-, mansio, from manēre to remain, dwell; akin to Greek menein to remain

First Known Use

14th century, in the meaning defined at sense 3b

Rhymes for mansion

• scansion
• expansion

Kids Definition

mansion

noun

man·​sion ˈman-chən 

: a large impressive residence