Top definition
A jackass who has the added advantage of being a maniac.
example 1:
J-Dev:" That guy is driving like a stupid Jackmaniac!!"
example 2:
Sruti" Who is submitting so many words to the UD"
J-Dev:" Its some random Jackmaniac!"
by J-Dev September 25, 2011
Get the Jackmaniac neck gaiter and mug.
Apr 28 Word of the Day
Literally everyone, ever. Including the writer of this definition.
by masokitsune January 17, 2019
Get a stupid people mug for your cat Zora.
2
Sam: Daniel's mum is a right milf

Toby: I wouldn't go near her, she's a jackmaniac
by whatamisupposedtowritehere August 21, 2013
Get a Jackmaniac mug for your grandma Riley.