Sentence:  Sir Pitt Crawley was a philosopher with a taste for what is called low life. His first marriage with the daughter of the noble Binkie had been made under the auspices of his parents; and as he often told Lady Crawley in her lifetime she was such a confounded quarrelsome high-bred <WSD>jade</WSD> that when she died he was hanged if he would ever take another of her sort ... 
Meaning of the word marked with <WSD> tags:  A bad-tempered or disreputable woman.