Acronym: stands for too fucked up to operate
Usuall a person in this state is throwing up, passed out, or soon to be passed out. Results from consuming large amounts of alcohol or marijuanna.
Common side effects include regret and peeing on ones self.
Guy 1: Where is Tim?
Guy 2: Oh, he's over on the couch. He hit that bong 3 times after doing ten shots. He isn't going to acomplish anything for at least twelve hours. He is tfuto.