It can be a touch, sight, smell, or anything SO erotic that you get immediate quality wood. Also can cure extreme cases of the phenomenon known as a "bonershrinker".
Clinton: That maid just gave me a projectile boner, which you ALL know means that I gotta act on it. I hope my career won't be harmed.
by Reverend J. Izzy Commodde October 02, 2010
Gregory House, M.D. "I've moved on to foursomes. That way, if one person leaves, you're still having a threesome. And if a second person leaves, you're still having sex."
by Reverend J. Izzy Commodde February 06, 2011
Kinky fish sex. When a female fish squirts out a few million eggs, and the male coming along after her gets horny, and sprays the eggs with cum.
When Nemo's daddy saw that sexy clown fish spawning out eggs, he got so horny that cum came out and he didn't even realize it!
by Reverend J. Izzy Commodde October 16, 2010