1 [uncountable and countable]HE a very strong wave of air pressure or heat from an explosion, earthquake etc :
The shock wave from the blast blew out 22 windows in the courthouse.
The shock wave from the blast blew out 22 windows in the courthouse.2 strong feelings of shock that people feel when something bad happens unexpectedly - used especially in news reports :
the shock waves caused by his resignation
shock waves
the shock waves caused by his resignation