Top Definition
(n) A boner that is 3x to 50X the size of the average boner. It's force is so great that it is known to break the sound barrier and destroy solid rock.
"My cosmic boner was so big, my girlfriend exploded and my 8 year old next door neighbor died because he was either A. blasted away from the giz, B. crushed, or C. died from the sight
by Peter S May 17, 2005

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