to keep somebody posted (about on something)

listen to the pronunciation of to keep somebody posted (about on something)
Английский Язык - Английский Язык

Определение to keep somebody posted (about on something) в Английский Язык Английский Язык словарь

keep somebody posted
To inform (someone) regularly of the latest developments

That's all the news for now, but I'll keep you posted about new developments.