fatnastic

A term used to describe a corpulent and unattractive person

So how was your date the other night?

Oh it was terrible, he was fatnastic!!

by Mango Madness November 20, 2007

Fatnastic

Used to describe something that is both large or "fat" and simultaneously great, impressive, or awesome. Can be applied playfully, sarcastically, or as a compliment, depending on context.

Alternate usage:

Sometimes used to hype up an over-the-top exaggerated situation, blending size with quality.
Tone: Informatl, humorous, and context-driven.

Those burgers were fatnastic - huge and amazing at the same time.

by yendiism September 26, 2025