Sarah Elaine's definitions
A brain disorder that occurs when a person is high which makes them do outrageous things they wouldn't normally do and/or to act completely insane.
"Why is Gracie dancing on that table naked grinding up against four naked elderly men?"
"Yo she is suffering from synthesitis"
"Yo she is suffering from synthesitis"
by Sarah Elaine April 27, 2005
Get the synthesitismug.