When a meth addict is in need of another injection of methamphetamine by syringe. Like the tin man off Wizard of Oz when he seizes up and needs oil "meth"
One day a guy was playing a game and the word crap was censored in the chat, so he tried crapzorz and it was still censored. Then he tried craapzorz and it worked so he kept saying craapzorz every time. He was drinking soda in a can this day so he added In a can to the word craapzorz for fun.