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"
See
Random Words:
1.
that act of having sex in the anus, usually refering to gay men
ex. Dave enjoys having Pooper Sex with his boyfriend
See butt sex, fag..