wade in
US /weɪd ɪn/
UK /weɪd ɪn/

1.
to intervene in a situation, often without thinking carefully
:
•
He tends to wade in without considering the consequences.
•
The police had to wade in to break up the fight.
2.
to start doing something in a strong or enthusiastic way
:
•
She decided to wade in and start organizing the entire event.
•
He waded in with a series of strong arguments.