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Synonyms

sky-high

American  
[skahy-hahy] / ˈskaɪˈhaɪ /

adverb

  1. very high.

    Costs have gone sky-high since the war.


sky-high British  

adjective

  1. at or to an unprecedented or excessive level

    prices rocketed sky-high

"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

adverb

  1. high into the air

  2. to destroy completely

"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

Etymology

Origin of sky-high

First recorded in 1810–20

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.

Italy is heavily reliant on imported gas and Rome is under pressure from industry and consumers over the rise in already sky-high energy costs due to the Middle East war.

From Barron's • Mar. 31, 2026

Next best thing: For arena-like energy without the sky-high prices, look for watch parties and team celebrations around the country.

From The Wall Street Journal • Mar. 27, 2026

Doncic hit daring fadeaway three-pointers, threw sky-high lobs to teammates and nailed a dramatic winning shot against the Nuggets at home to add cinematic highlights to his budding most valuable player case.

From Los Angeles Times • Mar. 22, 2026

It is currently marked as “pending” sale on its listing—having also previously been offered up as a rental for the sky-high price of $25,000 a month, according to Realtor.com.

From MarketWatch • Mar. 16, 2026

As Grandpa had predicted, the price of coonskins jumped sky-high.

From "Where the Red Fern Grows" by Wilson Rawls