Showing the contents of one video display device on the screen of another device at the same time. Sending the screen contents of a computer, smartphone or tablet to a TV is a common example. See AirPlay and Chromecast.
"video mirroring." YourDictionary, n.d. Web. 16 June 2018. <http://www.yourdictionary.com/video-mirroring>.
video mirroring. (n.d.). Retrieved June 16th, 2018, from http://www.yourdictionary.com/video-mirroring