Used in many forums, as a way of saying that particular person is a true failure to human kind or some other put down related insult.
did not raise you correctly, or taught you wrong.
"You phailed at life, hang yourself." Self-explanatory.
Often for a marginal error, lacking knowledge or logic based on a specific type of common sense or in some cases a life choice that may not be glorified by the "in" crowd.
2. If you phail, you fail at failing and that's the worse.
3. Because you thought Master Chief would hit Smash Bros. Brawl, you phail to understand video games.
4. I asked for a hamburger and you put cheese on it when I didn't ask you to, you phail at taking orders.