inform on

inform onとは　意味・定義・例文

Phrasal verbs 句動詞

1. give information about someone’s involvement in a crime to the police or authority; give incriminating information to

～に情報提供する, ～に通報する

We must inform the police.
Inform the police immediately if you see anything suspicious.

2. betray; shop

～を売る, ～をチクる