Made famous by Dan Brown's book "The Da Vinci Code". The orginization was created as a fraud in the late 1960s, though it continues to exist as a myth.
by Momoka September 27, 2006

Its when you charge across the room and jump and cum on your girlfriend while screaming like Sion ulting
by Theredcakejuice June 26, 2016

The Priory of Sion was/is a brotherhood that keeps/kept an ancient secret concerning the heritage of Jesus Christ and The Holy Grail. They established the Knights Templar and cherged them with excavating the site under Herod's Temple in search of the grail itself.
by skinanbones08 March 08, 2005

by Fu-sion January 21, 2012

Monobrowed Welshy, so called because he comes from Shir Fon, the same place as the business teacher - see Eagle Eddy Je Pi
Tisio smac?
by Cecil Ignatium June 08, 2004

its a mixture between chemistry and sexual tension between a boy and a girl, but both party dont act on their desires
by hawaii 5.0 April 22, 2009

everything about him is so perfect to me. he has a big dream and a huge talent! i’m so proud of him. sometimes i can’t understand him. actually i tried but sometimes, he can’t be understood. sion, i hope u can do whatever u want and achieve all ur dreams☺️ remember that u’re enough n u deserves all u want. maybe u will never read this but yea idc🤷🏻 ♀️
by mince bahahah November 24, 2021
