From Longman Dictionary of Contemporary Englishsomebody’s chickens come home to roostsomebody’s chickens come home to roost (also something comes home to roost)PROBLEM used to say that someone’s past mistakes are causing problems for them now After years of overspending, the chickens have come home to roost. → roost
Examples from the Corpus
somebody’s chickens come home to roost• Their extravagant overspending has come home to roost.• Eventually, of course, the chickens came home to roost. 