2 definitions by sicyo

Top Definition
n.- very rapid sexual intercourse; an act of sexual intercourse involving very rapid thrusting by the male.
"I called up my girl and we talked about our favorite ways to have sex. When she said bunny fuck was hers, I almost passed out, as it is very exhausting."
by sicyo February 03, 2005
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Many people have inquiried as to what sicyo means....

It is half of music, combined with half of yo-yo, my two hobbies at the time of when I started doing things online such as chatting and what not.
"Whoa, it's sicyo!"
"sup sicyo!"
"Hello ladies, and sicyo"
by sicyo February 14, 2005
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