noun
school burglary; school vandalism
Refers to breaking into a school to steal or vandalize. Often used in news reports.
昨夜、近所の小学校で学校荒らしがあった。
There was a school burglary at the nearby elementary school last night.
警察は学校荒らしの犯人を捜している。
The police are searching for the perpetrator of the school vandalism.