Sentence:  ... they were discovered in a very improper manner by the husband of the gypsy, who, from jealousy it seems, had kept a watchful eye over his wife, and had dogged her to the place, where he found her in the arms of her <WSD>gallant</WSD>. 
Meaning of the word marked with <WSD> tags:  One who woos, a lover, a suitor, a seducer.