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1.
Not a real unit of measure. Often used to exaggerate.
I had to write, like, a jillion-page essay! Due tomorrow!
by Rodney Basil May 19, 2004

Words related to A Jillion

a kajillion atari a zillion double dragon
 
2.
A fictional numerical term used to describe an unusually large number or amount.

Smaller than a 'Ka-Jillion'
"There's like, a jillion stars in the sky..."
by Everfalling November 21, 2004
 
3.
a term used by cool people who don't care that it is not a real term. Used to refer to an exaggerated amount of something when "a million" and "a billion" does not seem to do the vast amount justice. Also see a zillion and a kajillion.
1. OMG! How long has it been, baby? It felt like a jillion years!
2. Trust me, I've done this a jillion times.
by happyjoy July 12, 2004