(Frequently in plural) a theory suggesting that conspicuous signs of social disorder, such as graffiti and vandalism, create a climate of neglect in which serious crime can flourish; (also) an approach to crime prevention based on this theory; chiefly attributive.
Origin
1980s.
Definition of broken window in US English:
broken window
noun
US
(Frequently in plural) a theory suggesting that conspicuous signs of social disorder, such as graffiti and vandalism, create a climate of neglect in which serious crime can flourish; (also) an approach to crime prevention based on this theory; chiefly attributive.