Zeesplain
When someone from generation-z explains something to his/her/their gen-x parent etc.
My 17 year old son just tried to zeesplain me what the Internet is.
Zeesplain
Zeesplain (also zedsplain, z-splain): when someone from Gen-Z who thinks they know it all tells their Gen-X, Gen-Y or Boomer elders, how it is.
My 17-year old son just zeesplained to me how the Internet works.