Besides the usual usages of a child born out of wedlock and a suitable name for someone you don’t like, there are other meanings as well. At one time it was used to refer to a hybrid device or one adapted from one purpose to another; in 1517 it was used to refer to second rate Spanish Sack wines and in engineering it refers to a type of coarse-toothed file.
“Shit! What a bastard!”
What do you mean?”
Take your pick.”
by AKACroatalin February 12, 2016
A term used to describe someone who disregards other people in pursuit of their own self-interest. Usually includes the acts or act of lying, spreading mis-information, covering one's own ass at the expense of others, or employing other forms of bullshitting.
"The day I broke up with my girlfriend, my roomate told her she would have been better off with him instead of me. He's such a bastard.
by Truthtellerunc April 19, 2010
Besides all the usual meanings, it has a meaning in engineering as well. A bastard is a type of coarse-toothed file.
Conversation in the stores.
"Hi, I need a file."
"A half-round bastard?"
"No, a little triangular fucker."
by Croatalin December 20, 2013
"What about his dad?"
"He isnt around."
"Oh so he's a bastard?"
by MisukiAmiko February 24, 2018
Derogatory for a willfully problematic person not only intent on not helping anyone but himself, but doing things to hinder others. The true bastard is one to twelve steps lower than an asshole, because nobody needs a bastard. Assholes are needed to let shit out. Bastards push you into shit for their own amusement.
1- What kind of bastard takes the bolts off a port-a-john?

2- You're intentionally making the arguement worse, you bastard.
by Riftalope February 12, 2007
1. A child whose parents are not married
2. A person from the north who likes walls
Gareth Hughes is a Bastard from the north, listen here Bastard
by 1of10 June 6, 2020
1. A way to insult another person in a vulgar way.

2. A child born without wed parents.
1. You rotten bastard!

2. Yeh, that's just some poor bastard kid there.
by Vegeta-sama June 17, 2004