Top Definition
1. A large intact bowel movement that follows a period of constipation. 2. Oversized excrement from the bowels. 3. A condition of the bowels in which the feces are very large and hardened and evacuation is difficult.
The proctologist warned Robert that due to a rather sensitive digestive system, the consumption of chorizo is likely to result in constipation and Fred Heads.
My break is coming up and I'm looking forward to dropping a few Fred Heads; what follows is always pure euphoria.
by Josh-Mark March 06, 2009

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