way of the Dodo 

Something that is passe or is no longer seen or used.

(Coined by Jason Shotwell, as heard in "Superman III"

Video Arcades have gone the way of the Dodo.

way of the Dodo by Chris O'Brien November 11, 2008

Going the way of the dodo bird 

A phrase used by doofus’s to attempt to sound intelligent when in all reality it only makes the speaker sound like a dodo bird.

Hey Wally, don’t look into anything that might make us money, that shit’s going the way of the dodo bird around here.

Going the way of the dodo bird by Gov’t Cheese January 13, 2023