A psychological phenomenon that occurs when a male of the human species witnesses a gorgeously endowed female, and procedes to lose the ability to concentrate or focus on anything except her:

1. Tits
2. Ass
3. Legs
4. Tits
5. Face

In the case of Arkansas natives, may produce confusion about the definition of adultery, and lack of ability to use the word "is"
> Man 1:Im sorry, what were we talking about? That blond chick that just walked by..
> Man 2: With the knockers? Seems like you just had a case of penile dementia, my friend!
> Man 1: Yeah, good thing we are at a titty bar. Lapdances are on me!