run riot

Từ điển Oxford Advanced Learner 8th

run ˈriot idiom
1. (of people)to behave in a way that is violent and/or not under control
Syn: ↑rampage
•They let their kids run riot.
2. if your imagination, a feeling, etc. runs riot, you allow it to develop and continue without trying to control it
•An artist must learn to let his imagination run riot.
•These prejudices have been allowed to run riot for too long.
3. (of plants)to grow and spread quickly
Main entry: ↑riot_idiom