Tyrone was being real asstastic at the party when he threw wine on my white dress!
by Shady Toni December 13, 2008
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When a guy/girl has a glorious backside to the point it makes you stop whatever you are doing just to watch it sway away
I was walking through the mall when through my peripheral I spotted this asstastic chick swaying away and wads mesmerized into a coma!
by Nomolos69 September 8, 2010
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What you say when you see someone with an ass so nice you just gotta yell something
"She got a fine ass". Tom said
"Damn straight it's asstastic!" Jim answered
by gfja November 13, 2010
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The opposite of fantastic. Bad, undesirable, unpleasant, displeasing, or abhorrent.
by Donnie Ballgame May 22, 2009
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(adj.)having a great ass
Man that girl is asstastic!
by The Gizza February 8, 2003
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1. When talking about a person, it's a good term, meaning they are attractive in the ass department.

2. When used in a situation, this means you are not satisfied with the outcome.
1. Damn, Jennifer Aniston is asstastic!
2. I'm going to the dentist today, this shit's asstastic.
by i look like hell August 18, 2009
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