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rooftop

American  
[roof-top, roof-] / ˈrufˌtɒp, ˈrʊf- /

noun

  1. the roof of a building, especially the outer surface.


rooftop British  
/ ˈruːfˌtɒp /

noun

  1. the outside part of the roof of a building

  2. to proclaim (something) publicly

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

rooftop Idioms  

Etymology

Origin of rooftop

First recorded in 1605–15; roof + top 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Because the material dissolves in water, researchers say it may someday circulate through rooftop solar collectors during the day before being stored in tanks that release heat at night.

From Science Daily • May 15, 2026

She said the hotel’s rooftop bar and kitchen faced growing competition from nearby restaurants that were not subject to the same increased wage requirements as establishments within hotels.

From Los Angeles Times • May 13, 2026

More change is set to come to the city with Mamdani, who has advocated for climate-friendly housing from rooftop solar to clean heat.

From The Wall Street Journal • May 8, 2026

She added that while there are ideas to develop rooftop deliveries and centrally-located hubs "right now we're not there yet".

From BBC • May 6, 2026

We say good night to Tío Ermenio and walk up the many flights of stairs to our rooftop shack in the middle of Old San Juan.

From "Marcus Vega Doesn't Speak Spanish" by Pablo Cartaya

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