look up any word, like bukkake:
The skill of practicing witchcraft while playing tetris. In other words, the skills of an unbelievably good tetris player.
"He's rank 50 in Tetris Battle, of course he practices tetricraft!"

"Pl0x teach me tetricraft, I'm still a n00b!"

"People who possess the skills of tetricraft are often said to have no life."
by Gypsylover101 October 23, 2011