[hwahyt-nuhk-uh l, wahyt-]
causing fear, apprehension, or panic: The plane made a white-knuckle approach to the fogged-in airport.
experiencing fear, terror, or apprehension: The white-knuckle crowd loved that director's newest horror movie.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
causing or experiencing fear or anxietya 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