STEP IN


Meaning of STEP IN in English

step in phrasal verb ( see also ↑ step )

to become involved in an activity, discussion, or disagreement, sometimes in order to stop trouble SYN intervene :

The military may step in if the crisis continues.

Parents have stepped in to provide homework help in the afternoon program.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.