shake sth up (CHANGE)

shake sth up (CHANGE)
phrasal verb [M]
to cause large changes in something such as an organization, usually in order to make improvements:
Technological changes have shaken up many industries.
The first thing the new chairman of the company did was to shake up the management.
Several new players have been brought in to shake up the team.

Jon Rubinstein, a former Apple executive who invented the iPod, joined Palm to shake up the struggling company. But with a long product-development cycle, it may take years for his impact to show up.

shake-up Show phonetics
noun [C usually singular]
a large change in the way something is organized:
The company is undergoing a radical shake-up.
The arrival of the new baby caused a thorough shake-up of their family life.