Meaning:If you get back to someone, it means that you contact someone to continue an earlier conversation, or reply to a message, question or invitation. You can get back to someone face to face, by text, phone or email.
Grammar: This phrasal verb needs an object. You cannot separate the verb from its particles.
I'll get back to Keith
I'll get back to him
I'll get back Keith to
I'll get back him to
I'll get Keith back to
I'll get him back to
I'll get back to
Example sentence: I'm still waiting for Marco to get back to me about the problems with the contracts.
Synonyms: answer, respond, reply, return a call, get in touch with, let someone know