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The degree in which an item or structure remains unaltered while being pressed or leaned upon.
A measurement of a structure or object's steadfastness
The Firmacity of Jenna's butt is so amazing I take it as proof of intelligent design.
I can't sleep on this pillow, its firmacity isn't up to the par required by my awesome head.
The firmacity of this candy bar makes me think it has been expired for quite sometime.
by Phillliiipp November 05, 2013
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