shake-up

1 of 2

noun

ˈshāk-ˌəp 

: an act or instance of shaking up

specifically : an extensive and often drastic reorganization

shake up

2 of 2

verb

shook up; shaken up; shaking up; shakes up

transitive verb

1

obsolete : chide, scold

2

: to jar by or as if by a physical shock

the collision shook up both drivers

3

: to effect an extensive and often drastic reorganization of

Synonyms of shake-up

Verb

• shock
• appall
• stun

Examples of shake-up in a Sentence

Verb

the news that we had failed the auto inspection shook us up

Recent Examples on the Web

Noun

Though support for Palestinians and an end to the war in Ukraine is widespread in Turkey, for Turks who face an ongoing cost-of-living crisis, owing to market turmoil induced by shake-ups in domestic politics, international politics is a secondary concern. —Nicole Winfield, Fortune, 27 Nov. 2025

Gotham, meanwhile, aims to prove the naysayers wrong after a major offseason shake-up. —Doha Madani, NBC news, 22 Nov. 2025

Verb

The week ahead could be inspiring you to shake up your routine and venture toward new horizons, Libra. —Kyle Thomas, PEOPLE, 30 Nov. 2025

Messi got struck along the left side of his head in the ninth minute and was briefly shaken up, remaining down near the center circle for a few seconds before eventually getting to his feet. —CBS News, 29 Nov. 2025

Word History

First Known Use

Noun

1847, in the meaning defined above

Verb

1538, in the meaning defined at sense 1

Rhymes for shake-up

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

Kids Definition

shake-up

1 of 2 noun

ˈshā-ˌkəp

: an act or instance of shaking up

especially : a reorganization that has extreme effects

lost their jobs in an office shake-up

shake up

2 of 2 verb

(ˈ)shā-ˈkəp

1

: to jar by or as if by a physical shock

the accident shook up both drivers

the news shook us up

2

: to bring about an extensive reorganization of