spring-cleaning

US /ˈsprɪŋˌkliːnɪŋ/
UK /ˈsprɪŋˌkliːnɪŋ/
"spring-cleaning" picture
1.

a thorough cleaning of a house or room, typically carried out in spring

:
We do a full spring-cleaning every year.
It's time for some serious spring-cleaning.
2.

a thorough clearing out or reorganization of something, especially to remove unwanted items

:
The company is undergoing a major spring-cleaning of its old files.
We need to do some spring-cleaning of our outdated policies.