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2.
A word used when describing something that is incredibly amazing. Especially when something is amazing or fantastic as well as a magical moment.
Most likely invented by a Adhd girl from SoCal :D
Dude... that day was.. FANTASMAGICAL!!!!!
by Yeahimcoollikethat November 08, 2010
 
1.
something amazing, awesome, fantastically magical. Something so epic and awesome that it is beyond definition.
Dude, I banged my girlfriend AND her twin sisters. It was fantasmagical.
by DeriAir October 07, 2009