to come a cropper跌倒；失败；倒霉

【使用地区】：英国

【释义】：

To fall head over heels，to fail，or to be struck by some misfortune．This British expression originally meant only to fall head over heels from a horse—when a horse falls neck and crop(back)，it falls completely，all together in one heap．The phrase has some currency outside Britain today．

此词意义如上所示。这是英国用语，原只是指当马向前或向后一下子倒下时，人从马背上头朝下跌下来。现在在英国以外的地方也有人使用。