Sentence:  Dandolo was constantly in the ditch, sometimes lying with his side against the bank, and had now been so hustled and driven that, had he been on the other side, he would have had no breath left to carry his rider, even in the <WSD>ruck</WSD> of the hunt. 
Meaning of the word marked with <WSD> tags:  A throng or crowd of people or things; a mass, a pack. (from 16th c.)