Top Definition
When a woman with larger than average breasts tends to wear clothing that disguises or masks their size, such as large or baggy sweaters and tops.
"Dude i just say Lisa in a swimsuit today!"
"So."
"She's a total hide a rack!"
#hidearack #hide-a-rack #prude #sweaters #rack #breast #titties #hide boobs
by ZH94 April 15, 2010
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