Sentence:  ...head stockman would say ‘Cut one out but take him at a walk.′ And if you could get that beast out without <WSD>reefing</WSD> your horse around, the head stockman – he′d be a pretty cluey old coot - he′s watching that horse′s ears more than what you were doing. 
Meaning of the word marked with <WSD> tags:  To pull or yank strongly, especially in relation to horse riding.