Definition

To have something happen to you so fast and unexpectedly that you barely process it before it's over; derived from League of Legends' stealth assassin who deletes players instantly. Real-world equivalent of a lightning-fast mugging or disaster.

Example Usage

I went to grab my coffee and got Rengared by a cyclist who came out of nowhere and knocked it right out of my hand.

Source: Urban Dictionary (https://www.urbandictionary.com/define.php?term=Got%20Rengared&defid=9854260)