A combination of the words awesome and amazing. Used to describe something so cool that you need to use 2 words for it.

Mercury retrograde is the act of taking a shit whilst mooning one or more human beings. Your day can typically being going well, according to your horoscope, until you are forced into witnessing Mercury retrograde. Performing Mercury retrograde will often speed the astrological cycle forward for the individual performing the Mercury retrograde, bringing about happy and fruitful times to come.

When something is so spectacular that you can't call it either awesome nor amazing, so you combine the words to say awesomazing.

awe·som·az·ing (aw-suhm-ey-zing)

adjective
1. inspiring awe causing great surprise or sudden wonder: an awesomazing sight.
2. showing or characterized by both awe and amazement.
3. Slang. extremely impressive.

When something is better than awesome and better than amazing, it's awesomazing!

ah•sum•ae•zing

An adjective describing the perpetual awe-inspiring nature of the intended subject. Commonly used as a phrase to express strong excitement or contentment. Can be used as a noun form, such as "AWESOMAZINGness."

the mix of the two words "awesome" and "amazing".
this word describes someone who is just to insanely awesome and amazing for life.