A woman of low intelligence, often found staring blankly into space with mouth agape.
Yo! Check out that dumbellina on the corner!
by Tobelerone November 18, 2006
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bunch of girls who talk dumb stuff that makes no sense at all

and they think they want people to be part of it.
Guy1: Brace yourself!
Guy2: Why?
Guy1: Dumbellinas are back. Make sure you wear your safety gear
Guy2: oh no, time to go to Best Buy for gears. Hope it will not run out.
by WHATTHEFOXSAY September 29, 2015
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