ˈ ̷ ̷ˌ ̷ ̷ noun
( -s )
Etymology: from smash up, v.
1. : a complete collapse
the smashup of many an ancient civilization — Russell Lord
warning signals of an economic smashup — Time
an unexpected smashup in health
trying to prevent a smashup of the family business
2. : a collision or crash especially of one or more motor vehicles
a head-on smashup
died in an early morning smashup