• child without married parents
• One who is narcissistic and unknowingly frustrating
• The killer of kenny
• A 70's band which changed thier name to Motörhead and became one of the best bands ever.
Your parents aren't married, hence you are a bastard. You covered dog shit with a leaf and left it outside your brothers' front door because you thought it was funny, you bastard. You killed kenny, you bastard.
by Kung-fu Jesus July 29, 2004

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Highly versatile comparative noun. You can be absolutely *anything* as a bastard: as rich as a bastard, as poor as a bastard, as clever as a bastard, as thick as a bastard. It is even possible to be as legitimate as a bastard.
1. "Jeez, what did I drink last night? I was as drunk as a bastard!"

2. "No, officer, I have not been drinking. I'm as sober as a bastard."
by mike2sheds March 21, 2007

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a child born out of wedlock this term is often used as an insult
Stacies son was born when she was not married that means hes a bastard
by drsfg February 21, 2007

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It is a strong word. Meaning somone is very out of order. Or it\'s original meaning a name for a child born out of wedlock
by therealslimlady September 23, 2003

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A person that has killed Kenny in South Park.
*Kenny Dies*
Stan :OMG they killed Kenny!
Kyle :You bastards!!
by yargh man May 31, 2015

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a person i hate
man your a bastard
by warren 764 May 25, 2015

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A fun and playful name to call your closest friends.
"Sup you big bastard"
"See you tomorrow you magnificent bastard"
by Mr.Badsause July 29, 2014

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Part of one the most famous lines from South Park.

"Oh my God, they killed Kenny!"
"You bastards!"
Yes, bastards are the type of people who have no married parents and who also kill the same child repeatedly.
Or...
"George Bush was a bastard."
by inzomniacFTW March 25, 2010

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