Dictionary.com
Thesaurus.com
Synonyms

white-knuckle

American  
[hwahyt-nuhk-uhl, wahyt-] / ˈʰwaɪtˈnʌk əl, ˈwaɪt- /
Often white-knuckled

adjective

Informal.
  1. causing fear, apprehension, or panic.

    The plane made a white-knuckle approach to the fogged-in airport.

  2. experiencing fear, terror, or apprehension.

    The white-knuckle crowd loved that director's newest horror movie.


white-knuckle British  

adjective

  1. causing or experiencing fear or anxiety

    a white-knuckle ride

"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

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.

U.S. energy stocks have vaulted upward despite white-knuckle moments when oil prices seesawed.

From The Wall Street Journal • Apr. 3, 2026

So, in a new year, while we’re still holding onto resolutions with a white-knuckle grip, these are a few things that film culture should leave on the cutting room floor.

From Salon • Jan. 11, 2026

If England's crushing defeat in the first Test was a white-knuckle helter-skelter, this opening day in Brisbane was a titanic struggle and not for the faint-hearted.

From BBC • Dec. 4, 2025

Deaver and Maldonado have crafted a white-knuckle ride, although its forward momentum is undercut at times by overexplaining in clumps of exposition rather than allowing the reader to catch up more organically.

From Los Angeles Times • Sep. 18, 2024

The effort made him dizzy, and he had to white-knuckle the wood until his head cleared.

From "Pax" by Sara Pennypacker