wade in

Từ điển Oxford Advanced Learner 8th

ˌwade ˈin | ˌwade ˈinto sth derived
(informal)to enter a fight, a discussion or an argument in an aggressive or not very sensitive way
•The police waded into the crowd with batons.
•You shouldn't have waded in with all those unpleasant accusations.
Main entry: ↑wade_derived