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

• addition
• annex
• extension

Examples of penthouse in a Sentence

had a small penthouse built to serve as a toolshed

Recent Examples on the Web

Essentially set up as a one-bedroom apartment with two bathrooms and a powder room, the penthouse pad spans about 3,000 square feet. —Mark David, Robb Report, 6 Dec. 2024

In a sign that the brand is increasingly committed to offering its affluent clientele a lifestyle proposition, Stefano Ricci recently unveiled a penthouse called La Rocca at Tuscan medieval hamlet-turned tony resort destination Castelfalfi. —Martino Carrera, WWD, 2 Dec. 2024

Also look out for rising star Paris Brosnan, and a penthouse exhibition by Jenny Chandler. —Lilian Raji, Forbes, 26 Nov. 2024

There's also a large master suite with a lounging area and fireplace, study room, full bath and walkout balcony, and a penthouse level. —Jenna Prestininzi, Detroit Free Press, 20 Nov. 2024

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

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