seizuretastic 

(adj) A word used to describe something that is confusing, has a lot of flashing lights, has a lot of things going on at different places (like a painting with a lot of different colors), etc. You don't need epilepsey to use this word.

1) (After a teacher writes an incredibly confusing algerbra problem on the board) Woahh.. That's seizuretastic.

2) Woah, these flashing lights are seizuretastic.

3) (After viewing a splatter-art painting with a billion different colors) This painting is seizuretastic.

seizuretastic by iCarly January 15, 2008

periodic seizureistic 

A male period.

It is John's time of the month, he is having a 'periodic seizureistic'.

periodic seizureistic by King_Taco February 14, 2009

seisuretastic

so terribly awesome that you ejactulate while seizureing at the same time

the strobe lights at the gay bar were seisuretastic

seisuretastic by Sigobachewy June 1, 2005