look up any word, like cleveland steamer:
 
1.
A play on the word 'ostentatious', used to describe the works of author Jane Austen.
Positively Austentatious!
by Iz416 March 19, 2011
 
2.
Definition 1: The act of being totally awesome, particularily in the aspect of being a sniper.

Definition 2: The feeling of being a badass
Example 1: Austin Mills felt Austentatious after he answered a question in biology while he was asleep.

Example 2: Austin Mills felt Austentatious after he used a calculator on a non-calculator homework question.
by Vikram Gupta April 01, 2013