1
- a machine or vehicle with a part that rocks or moves to and fro, e.g. a jigsaw往复式机器（或运载器）, 振动式机器（或运载器）, 摇动式机器（或运载器）, 如往复式竖线锯。
2
- a person who dances a jig跳吉格舞的人。
3
- a small sail set at the stern of a ship船尾后桅帆, 补助帆。
3.1
- a small tackle consisting of a double and single block with a rope小滑车, 轻便复滑车。
4
- a measure or small glass of spirits or wine（酒类）计量杯, 小量杯。
5
- informal a rest for a billiard cue〈非正式〉（台球）球杆托架。
6
- Golf, dated a metal golf club with a narrow face【高尔夫】〈旧〉小铁头球棒, 四号球棒。
7
- Canadian & NZ a small hand- or power-operated railway vehicle used by railway workers〈加, 新西兰〉（铁路工人用手动或机动）小型轨道车。
词源
mid 16th cent. (originally a slang word for a door)： from the verb JIG (the relationship with which is obscure in certain senses).