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1. Offensive A person born to parents not married to each other.
2. Slang
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.]

bas′tard·ly adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.bastardly - born out of wedlock; "the dominions of both rulers passed away to their spurious or doubtful offspring"- E.A.Freeman
illegitimate - of marriages and offspring; not recognized as lawful
2.bastardly - of no value or worthbastardly - of no value or worth; "I was caught in the bastardly traffic"
contemptible - deserving of contempt or scorn
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
To be used ill by such a poor, beggarly, bastardly fellow."--"Hold your blasphemous tongue," cries Sophia: "how dare you mention his name with disrespect before me?
IN a marathon interview with The Interview magazine mid last year, Ayodele Fayose, Ekiti State governor comprehensively relayed the infamous 'bastardly' encounter with Olusegun Obasanjo, his former political terror.
(7) Playing government propagandist and attacking all doubters and naysayers obviously did not endear him to his colleagues--he and Dos Passos had a permanent falling out over Hemingway's brutal charges against him (8)--and even Hemingway himself later admitted that he was "self-righteous" and "bastardly" in the 1937-1938 period (letter to Archibald MacLeish, 4 Apr.