1 definition by Elmer Pud

The sudden, instantaneous onset of an erection without any apparent cause. Occurs in situations devoid of sexual impetus.

Also known as dickswell.
"I can't figure out why, but everytime I ride the train I get dickhard right before I have to get off."

"Im sorry Mrs. Applebottom, but I can't come up to the board and solve that math equation...I have dickhard."
by Elmer Pud April 15, 2009
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