- to dive rapidly at a steep angle.
Origin of crash-dive
First recorded in 1925–30
- a rapid dive by a submarine made at a steep angle, especially to avoid attack from a surface vessel or airplane.
Origin of crash dive
First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for crash-dive
He used that as an excuse to crash-dive while your father was sleeping on deck.The Syndic
- a sudden steep dive from the surface by a submarine
- (usually of an aircraft) to descend steeply and rapidly, before hitting the ground
- to perform or cause to perform a crash dive
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