Having an erection that is so gratuitously engorged that it resembles a penis medicated by the performance-enhancing erectile disfunction drug, Viagra.
"Dude, but that touchdown pass was so clutch it gave me a viagra hard broner, no homo."

"Sorry man, but I think your mom felt my viagra hard throbber when she hugged me goodbye."
by Orbital Frontal January 19, 2010
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