2 definitions by Lizbo

Top Definition
A word meant to have meant "fantisize", but the person is so lost in a brain gasm and illiteracy that it came out wrong.
"Hey, when are you going to hook me up with your hot sister? So I can stop sanisize(ing)"
by Lizbo June 12, 2008
An unintentional orgasm without any real stimulation so it's all in your mind.
"Oh emm gee. I totally just had a brain gasm while laying down infront of the fan watching t.v."
by Lizbo June 12, 2008

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×