What is "Meet" in Gmail?

The below answer explains all about the meet.
Actually, I've already posted all the details on my blog Technodi but due to Quora policies I couldn't post my blog link there, so what I did I made copy paste and whole blog content is there on quora.
But still, I would ask you all to visit my blog to read the answer.

Google Meet a new and free video conferencing tool.

Read Aditya Tiwari (आदित्य तिवारी)'s answer to What is "Meet" in Gmail? on Quora