look up any word, like sex:
• 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
In addition to referring to an illegitimate child, bastard is an excellent filler word.
You fucking imbecile.
You fucking imbe-bastard-cile.
by Countach Smeech September 23, 2003
Someone who was born without married parents.
You're a bastard.
by Homosapien July 21, 2003
If you've spent too long in the sun (or the supermarket), as many out-of-doors Australians have, this becomes an expression of endearment. Similar to the oft maligned mate.
"You old bastard, hahaha!"
"Uh, yes, thank you."
by Black-Velvet November 18, 2008
1. Someone who is born to unwed parents
2. (UK) A male who hits women
3. A Derogatory word used to insult someone
1. "Did you just smack that old woman? what a bastard"
2. "You're such a bastard, i hope you get bitten by a bat, get rabies, go crazy and kill your family in their sleep"
3. "I'm going to pay someone to rape you and get you pregnant. then i'll wait a couple of weeks, kick you in the stomach and make you have a misscariage, you bastard"
by Britishbullfrog88 June 16, 2007
From Stalin-era Russia, an affectionate term similar to 'comrade', a pro-communist term of endearment.
"Have some of my vodka, you cheeky bastard!"
by Mike Hodgson June 10, 2008
1.n An insult, roughly equivalent to bitch, meaning "illegitamite child". Kind of an indirect assault on one's mother.
2.adv Roughly equivalent to "insanely", "incredibly" or "amazingly". Used to modify ideas. Kind of like an interjection like "Fuck!", only used with another word.
1. Go to hell, you fucking bastard.

2a. That test was bastard hard.
2b. Wow! That car was bastard fast!
by Outbound Flight February 02, 2008
A bastard who happens to be retarded.
God, you're such a bas'tard.
by OD Smith July 04, 2007