penthouse

noun

pent·​house ˈpent-ˌhau̇s 

1

a

: a shed or roof attached to and sloping from a wall or building

b

: a smaller structure joined to a building : annex

2

: a structure or dwelling on the roof or top floor of a building

Synonyms of penthouse

• addition

Examples of penthouse in a Sentence

had a small penthouse built to serve as a toolshed

Recent Examples on the Web

The couple has reportedly spent $44 million on a five-bedroom, 5,500-square-foot penthouse at the Surf Club Four Seasons Private Residences in Surfside, just north of Miami Beach. —Catherine Odom, Miami Herald, 11 Mar. 2026

Thank you for joining us and welcome to the wonderful penthouse at The Washington Post, and thank you for joining us on such a beautiful day. —Washington Post Live, Washington Post, 11 Mar. 2026

The action takes place in the politician’s luxury penthouse over the course of one harrowing night, hence the title. —Angelique Jackson, Variety, 9 Mar. 2026

There is also a penthouse screening room for watching big games, private gaming salons and a sculpture garden overlooking Wynn Golf Club. —Melinda Sheckells, HollywoodReporter, 8 Mar. 2026

Word History

Etymology

alteration of Middle English pentis, from Anglo-French apentiz, from apent, past participle of apendre, appendre to attach, hang against — more at append

First Known Use

14th century, in the meaning defined at sense 1a

Rhymes for penthouse

• alehouse
• almshouse
• backhouse
• baghouse
• bakehouse
• bathhouse
• bauhaus
• blockhouse
• boathouse
• brewhouse
• bunkhouse
• clubhouse

Kids Definition

penthouse

noun

pent·​house ˈpent-ˌhau̇s 

1

: a sloping roof or a shed attached to a wall or building

2

: a structure (as an apartment) built on the roof of a building