A Errectile Disfunction is the opposite to a Errectile Malfunction where you have a errection and you see or think of something and it immeditaly makes your errection go away or it is where something is so discusting it completely turns you off.
Most common causes of Errectile Disfunction (for chris jacklin):

1.the drip
2.Terry
3.Resting hot cups of tea on crotch
4.Gays
5.Errectile Abuse
"the drip touched me i have Errectile Disfunction now"
by Zaky November 27, 2006
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