Top Definition
A term used to describe girls, usually big breasted women who are wearing a bra that is too small for them so it looks like they have four boobs.
I bought a bra the other day and thought it would be good to wear to the club, but i started dancing and noticed I had quadraboob. My nipples were hangin out.
מאת Les Is More 9 בינואר, 2006

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It's what happens when a too small bra is used on a too big boob squeezing two perfectly round boobs into four smaller ones.
Honey, your bra is way too tight, but nice set of quadra boobs!
מאת Mydaho 5 במאי, 2007

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When a larger breasted females bra fits incorrectly and the boobs fall out of the bra giving the illusion of four boobs.
Her bra fit so bad she had quadraboob.
מאת devildriver6969 15 בדצמבר, 2009

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a possible genetic defect, causing a woman to have 4 functional (or semi-functional) breasts.
Holy shit, is that a quadraboob? She could nurse a litter of babies!
מאת lanieree 3 בנובמבר, 2010

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