Sentence:  ..., there were seated astraddle the whole hundred of the baronet's musqueteers, each engaged in plaiting into a <WSD>queue</WSD> the hair of the man who sat in front of him. 
Meaning of the word marked with <WSD> tags:  A men's hairstyle whose primary attribute is a braid or ponytail at the back of the head, such as that worn by men in Imperial China. (from 18th c.)