Top definition
People who are so boring and inapt of having any type of originality that they actually begin to suck your spontaneity or creative qualities. They can only be warded off with being incredibly cold or direct rejection.
Girl 1: God I hate being such a bitch but she's just been a complete Personality Dementor!

Girl 2: I know, she's nice but every time I'm with her it feels like she's sucking all my creativity away!
by gaelicstorm<3 September 14, 2011
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