Minecrafty is usually explaining something that is similar to minecraft. This word is often said by a boy named Jack. This word can also mean amusing/funny when a person is called Minecrafty.
That lamp is so Minecrafty.
Jim: "Carol you are so Minecrafty"
Carol: "Well thank you Jim"
so its where a person who plays Minecraft is playing Minecraft in a minecraft-like Minecraft in a Minecraft where there are people who play Minecraft playing Minecraft
When Twitter decided that being a bully was too mean for their site, users began to follow up any insult with "....in Minecraft" to avoid a ban. To "Go Minecraft Yourself" is the shortened version of "Go kill yourself.... in Minecraft."
Jones: Hey everyone I had an affair.
Dom: Dude you're a dick. You should just go Minecraft yourself
Zach: Bro go fall off a 24-block high cliff
Mike: ! I hope you get Syphilis.... in Minecraft.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.