sit in on

Notably, he had campaign financier and head of a planned "government efficiency" department Elon Musk sit in on the talk.

The BBC was allowed by authorities to sit in on the commissioner's discussion with Chioma as part of our investigation into the cryptic pregnancy scam.

Biden is barred from providing Trump with necessary clearances to sit in on certain briefings until Trump has fulfilled these requirements.

In the town of Hlotse, about two hours' drive from the capital, Maseru, I sit in on on one of the regular group therapy sessions for young women, run by social worker Lineo Raphoka.

County district attorney’s office before his retirement, said the department needs a leader who wouldn’t “just sit in on high-level meetings to get the information,” but also get out of police headquarters and spend time in various communities.