Adjective.
Definition 1: A complimentary statement of one's posterior.
Synonym: Bootylicious
Definition 2: A durogatory comment regarding someone who excels at being a fantastic asshole.
Synonym: Colossus Assholus
Definition 1: A complimentary statement of one's posterior.
Synonym: Bootylicious
Definition 2: A durogatory comment regarding someone who excels at being a fantastic asshole.
Synonym: Colossus Assholus
Example 1: "Gee, these pants make my rear end look asstastic!!"
Example 2: "My ex was asstastic, he left me destitute."
Example 2: "My ex was asstastic, he left me destitute."
by Maven April 15, 2004

1. The party-goers were completely out of control and left behind an asstastic mess.
2. "That asstastic whore just dumped me for my brother!"
2. "That asstastic whore just dumped me for my brother!"
by Trendon September 16, 2005

Asstastic is a combination of "Ass" and "Fantastic." Was created as a satire of all words that ironically mean "excellent," such as cool, wicked, tight, gnarly and sick.
by Heather M. May 06, 2005

by Anonymous September 30, 2003

A modified form of "fantastic" that injects the word "ass" to reverse the meaning. Asstastic refers to something that sucks or is of poor quality.
by HugeBreasticle March 18, 2005

A word used to describe a girl with such a breathtaking, beautiful booty that it becomes that girls defining factor.
by Dr fantastic September 11, 2014

by Courtster May 03, 2008
