1
- a rounded knob on the end of the handle of a sword, dagger, or old-fashioned gun（剑、匕首或旧式枪柄的）圆头。
2
- the upward curving or projecting part of a saddle in front of the rider（马鞍的）前鞍桥。
词源
Middle English （denoting a ball or finial at the top point of a tower, corner of an altar, etc.）： from Old French pomel, from a diminutive of Latin pomum'fruit, apple'.