Top definition
An overly zealous reaction to an everyday occurrence. Often expressed silently with very loud physical twitches and movements. Jazz hands are not uncommon.

Noun.
"Um, did that guy win the lottery or something? He looks absurdly excited."

"No, McDonalds is giving away medium french fries today. It's a Lavicki Day Miracle."
by Charlos Santana November 24, 2009
Get the mug
Get a Lavicki Day Miracle mug for your cousin Sarah.