A device used to measure the amount of trauma or rippage inflicted to the choda (or taint) resulting from the forced intrusion of an object into a person's rectal cavity. The Chodameter measures the level of torn tissue or CPI (carnage per inch) to the choda.
The doctor used a Chodameter to measure the amount of torn tissue that the victim sustained after having an angry husband's foot forced into his anal cavity.
Choadstain, the stain that is left behind by a penis that is wider than it is long. Normally, but not exclusively after intercourse. May also be left behind after beating your meat.