3 definitions by Moo Lavaca

The mental attraction between two people that culminates in conversation/conversations of mutual fulfilment.
When two people understand eachother on a fundamental level intellectually, which provides mental stimulation to both parties in the form of brainal sex.
I really like that girl, I think she's so intelligent and interresting, whenever we are talking I feel as though we are having brainal sex!
by Moo Lavaca October 26, 2010
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The sexual appeal of a foam party.
The desire to host or participate in a foam party, is so intense you find it erotic & sexually arousing.
"You know how Otsu is having this foam party on Wednesday?"
"Yeah"
"Well, I keep having all these foamoerotic dreams about it, I'm so excited!"
by Moo Lavaca December 19, 2010
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When you find someone incredibly intellectually stimulating and you want them to penetrate your mind further or you wish to penetrate theirs.

Completely intellectual attraction, without physical or emotional attraction. A desire to be mentally close to someone.
The opposite of to wanting to pick your brain ie wanting to have your brain picked
"I met this guy the other day, he's not my type, but the converation is amazing, he really understands me... It's like we were having brainal penetration."
by Moo Lavaca October 26, 2010
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