1. Offensive A person born to parents not married to each other.
a. A person considered to be mean or contemptible.
b. A person, especially one considered to be unfortunate: "crumbling shacks where some poor bastard had tried to raise a family" (Tom Clancy).
3. Something that is of irregular, inferior, or dubious origin.
1. Offensive Born to parents not married to each other.
2. Not genuine; spurious: a bastard style of architecture.
3. Resembling a known kind or species but not truly such.
[Middle English, from Old French, probably of Germanic origin; akin to Old Frisian bōst, marriage.]
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