a illustruous movement that has the sole objective of posting humourous cat images around the internet, however those images are more socially inclined into "shitposting" instead of the so called facebook memes of the past era, other popular names include: "silly cat images" or "discord cat memes".
a prevalent example of catposting is generally a funny low quality image of a cat followed with a equally funny or even in some cases a "silly" subtitle
The act in which a two people place a double-sided dildo into their anal and/or vaginal cavity and rock back and forth against each other, therefore looking like the Nickelodeon original character(s) CatDog.
Bro, when I was CatDogging with that Russian last week someone walked in on us and scared me so bad I made a noise like Scooby-Doo.
A catastrophic event That only happens when all mice and rodents on earth disappear leaving cats nothing else to eat but humans. If you do not "let the dogs out" cats will devour your flesh, organs and poop. After devouring some of your body you are infected and turn into a cat/human hybrid. The Alpha cats eat the weaker cat/humans and shit them out creating an endless food supply.
dude 1 :wow that cat is eating that human it must be hungry Dude 2: oh no a catpocalypse :(