1. An out of control Penis
2. A Penis that cums at the most inoppurtune times.
1. Man i sure had a seizure penis last night.
2. I had a seizure penis last night at church.
by JSB15 July 11, 2008
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The act of suddenly singing, talking, acting like, being a fan girl over, or obsessing over Justin Bieber.
I was sitting next to Alia when all of a sudden she started to sing "baby", by Justin Bieber, she was was having a Bieber Seizure.

Alia- "Baby, baby, baby oooooh,"

Valerie-" Bieber Seizure much?"

Alia-" yes... :/"
by Waldo i miss you February 15, 2011
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robots that give you an epeleptic seizure
dude i was looking at this website and seizure robots popped up and i had a seizure
by Lord Xalian December 3, 2003
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To stare off into spaze, and or associated with loss of stabilization and foundation.
My boy hit that bong so hard he went into a grandma-seizure
by YankIt07 March 28, 2010
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Person on twitter: I had a seizure salad, it was good af.
Other person on twitter: You DENSE motherfucker...
by Intelligence001 December 30, 2016
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A series of uncontrollable physical tics, in this respect brought on by the sensation of incredible pleasure via sight, smell, hearing, taste, or touch.
We were watching the game, and this Krispy Kreme commercial came up, and when I saw the Chocolate Iced Kreme Filled Doughnuts, I went into a euphoria seizure.
by Trey4Life June 2, 2009
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When a person signs on and off of facebook repeatedly in a specific period of time
Mary: John has signed off facebook 7 times in the last 3 minutes.

Jane: Don't worry; he's just having facebook seizure.
by cleversenorita May 30, 2011
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