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the act of being a bastard.

ex) BJ didn't call me back on that bag. He is being bastardous.
by ~The Bastard~ January 05, 2009
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(adj): Describes any action indicative of a bastard.

Not to be confused with the noun tense Bastardice.

Synonymous to Bastardly.
"Dude, you just tried to sneak a block lead into my coffee.....what a Bastardous thing to do."
by DuexTres March 31, 2009
2 0