Heraldry. (not in technical use) a bend sinister or a baton.
the proof, condition, or stigma of illegitimate birth.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use bar sinister in a sentence
The bar sinister was on his shield; his credentials were the advice of an unreal person to fight in common with the whites.John Ermine of the Yellowstone | Frederic Remington
Brindle is so pedigreed I don't believe he would thank you for the bar sinister you put on him.Back at School with the Tucker Twins | Nell Speed
The bar sinister stayed him from Broadweald, so the judges had said, and haughty Fitzooth had perforce to bear with their finding.Robin Hood | Paul Creswick
The forgotten deeds of desperate valor—all useless now, and stained forever with the bar sinister of his treason.A Fascinating Traitor | Richard Henry Savage
It is utterly impossible to draw a bar sinister—such a thing does not exist.A Complete Guide to Heraldry | Arthur Charles Fox-Davies
British Dictionary definitions for bar sinister
(not in heraldic usage) another name for bend sinister
the condition, implication, or stigma of being of illegitimate birth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012