When a conversation becomes nothing but a chain of quotes from a piece of popular culture, because one person was dumb enough to think that quoting is the same as making a real joke. Usually caused by quotes from internet memes or sitcoms.
A: "Hey Joe, you want a piece of candy?"
J: "Candy? Like from candy mountain!"
C: "CANDY MOUNTAIN, CHARLIE!"
B: "CANDY MOUNTAIN"
F: "CANDY MOUNTAIN"
A: "Dammit Joe, you've started a quote storm!"