smashup

noun

smash·​up ˈsmash-ˌəp 

1

: a collision between vehicles

2

: a complete collapse

Synonyms of smashup

• collision
• crash

Examples of smashup in a Sentence

three cars were involved in a smashup on my street last night

Recent Examples on the Web

This recipe is the perfect holiday smashup! — Nellah Bailey McGough, Southern Living, 18 Nov. 2025

But pinpointing where the past ones formed has proven difficult, which in turn clouded attempts to forecast the next great smashup. — Paul Raeburn, Discover Magazine, 5 Aug. 2012

Subsequent studies have cast doubt on this supposedly inevitable smashup. — Phil Plait, Scientific American, 22 May 2026

In 2025, however, an orbital smashup would be almost certain. — Tereza Pultarova, Space.com, 18 Dec. 2025

Word History

First Known Use

1856, in the meaning defined at sense 1

Rhymes for smashup

• backup
• blowup
• breakup
• buildup
• checkup
• cleanup
• holdup
• hookup
• lineup
• lockup
• makeup
• markup

Kids Definition

smashup

noun

smash·​up ˈsmash-ˌəp 

1

: a complete collapse

2

: a destructive collision of motor vehicles