What is Dumbeldore?
1.
When your old, but still can sustain erections
When a guy who is supposidly too old to get an erection sustains one for a good amount of time, especially when tonks is in the room.
Old Guy: "Wow, I think I might be able to pull off a Dumbeldore tonight with that woman"
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1.
The origin of "The shit hit the fan".
Man, when the excrement makes physical contact with a hydro-electric powered oscillatin..