to walk into a dance club and see a bunch of hot bitches; when you leave you tell your buddies that you got an instant hard on in front of your wife.
by Ziggy21 October 6, 2008
Get the instant hard on mug.A thing or event which is so unattractive that it can cause a man to lose an erection instantly, or even render him temporarily impotent.
by GameboyRMH November 27, 2004
Get the instant hard-on remover mug.