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

One of the penthouses is taking shape at Aman Miami Beach, the luxury hospitality brand’s forthcoming oceanfront development in the city’s Faena District. — Abby Montanez, Robb Report, 23 Oct. 2026

Last year, Playboy Enterprises signed a lease to move into the penthouse of Rivani, moving its corporate headquarters from Los Angeles. — Sofia Saric, Miami Herald, 22 Oct. 2026

Rooms Las Alcobas offers a moody-luxe atmosphere with a touch of Mexican influence throughout its 35 surprisingly spacious suites and three penthouses, where dark rosewood and fresh, fragile orchids take center stage. — Condé Nast, Condé Nast Traveler, 21 Oct. 2026

In the 50 second clip, the BLACKPINK star enters a lift and goes straight to floor 5 — LISA’s penthouse. — Lars Brandle, Billboard, 21 Oct. 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