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

Beginning in the spring of 2023, the Grammy-winning smash spent 57 weeks in the penthouse. — Hugh McIntyre, Forbes.com, 11 July 2026

Ronaldo spent $8 million on a waterfront penthouse in Bay Harbor Islands. — Catherine Odom july 10, Miami Herald, 10 July 2026

That, plus a 20-foot penthouse, would keep the statue at 250 feet overall — but with very different proportions. — Rachel Treisman, NPR, 9 July 2026

Three-bedroom and penthouse suites are also available, as are studios with one or two bedrooms. — Flora Stubbs, Travel + Leisure, 7 July 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