Top Definition
A condition allficting big busted women, causing a gap in between the buttons of their shirts.
Gloria had a bad case of gaposis with her new blouse. I could see the bow on her bra!
by sideways-stripes April 17, 2010
The distance between a womans' legs at the crotch.
"That gal has a big case of gaposis going on, you could ride a bike between those and not touch either side."
by Martin Lee April 13, 2007

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