A girl usually seen at random (i.e. party or other daily function) who is ugly past normal standards of ugly.
Used in conversation between male friends when consulting a woman's appearance
Guy 1: Dude did you see that girl in the red shirt over there?
Guy 2: yea dude, totally mythbusted!
What you say at the end of an argument that you win.
dude 1: No, the cowboys won three super bowls in a row back in the 90's.
dude 2: bullshit, they won 2 in a row, then the 49ers won one. I know I'm right, looked that shit up on Wikipedia... mythbusted man!