Top Definition
Ultra + Tremendous = Ultramendous

When someone or something is inconceivably out of the ordinary intensified.
Your 450˚ back flip out of a hand stand into a cart wheel was ridiculous! NO, it was ULTRAMENDOUS!!!!
by theDon! October 23, 2009
An extraordinary amount of out of the ordinary behavior.

An act or actions that are out of the ordinary intensified awesomeness an unparalleled in gargantuan like fantasticality.
Can you even comprehend how ultramendous it would be if I punched an alien right in its' stupid liquid lizard face?
by TheDonald! May 14, 2010

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