A male fan who is obsessive about a particular subject (especially, something or someone in popular entertainment media).
To worship, support, drool over the object of affection; to be a fanboy.
One who behaves in a crazy manner.
A pitch thrown with added pressure by the index finger and a twisting wrist motion resulting in a motion to the right when thrown by a right-handed pitcher.
Crazy, offbeat, bizarre, zany, or weird.