a loud noise caused by the shock wave generated by an aircraft moving at supersonic speed.
Origin of sonic boom
First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for sonic boom
a loud explosive sound caused by the shock wave of an aircraft, etc, travelling at supersonic speed
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
Science definitions for sonic boom
A shock wave of compressed air caused by an aircraft traveling faster than the speed of sound. It is often audible as a loud, explosive sound, and it sometimes causes damage to structures on the ground.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Culture definitions for sonic boom
See boom, sonic.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.