Top definition
A sickness that has struck most teens.
An act of being random.
Something that can never be cured as well.
Jessie: RAWR! MEOW.
Ken: Are you okay?
Jessie: -licking herself-
Ken: -sigh- she has randomnessia...
by MOMOPOW3R July 16, 2008
Get the mug
Get a randomnessia mug for your buddy Riley.