1 definition by kronic Illness

Top Definition
A surprise erection when least expected in an unsexual enviroment.
witnessing someone be hit by a car
the death of your neighbor
being pulled over for speeding
getting dumped by a girlfriend
falling down a flight of stairs
bad report cards
caught with drugs
these scenarios may result in a Nervous Boner
by kronic Illness February 22, 2009
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