To show exceptional service under pressure, to do a good job at a task, or a event to be recorded into history.
That was some textbook performance boys!
World War II is recorded into textbooks.
When someone gets so drunk they start talking shit. This causes a shitfaced fight where two shitfaces end up in a poor fist fight.
Man give me your keys, your too shitfaced to drive.
Wyd
What ya doin?
Why are there so many of the same definitions of Wyd on the urban dictionary.