gigantic big number of incredible large proportions.

usually used when normal numbers are not sufficient enough

also see million and money
oh come on! how can you not know about final fantasy, it has like a kazillion fans!

If I had a kazillion dollars, I would give you a dime, but since I only have one million, you only get one cent, mate.
by aldo, and daan sitting next to me September 23, 2004
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A Kazillion is a huge number, defined by being a number with a Kazillion zeroes.

Mathematically, the number is defined as:
Kazillion = 1*10^Kazillion
Kazillion is a huge motherf*cking number.
by Deja-Senti May 20, 2009
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