chinning

基本解释

A couple of old women were chinning in the corner.
几个老太婆在角落里聊天。
chazidian.com
A scheme of perfecting the current evaluation criteria for strength items such as chinning and dipping training in National Physical Fitness Programme was offered in this paper.
对目前国家体育锻炼标准中单杠引体向上和双杠双臂屈伸的评分标准提出了修改建议。
The article explains the morphology factor of chinning in combined grip. It points out that chinning movement can well-developed muscles such as pectoralis major , latissimus dorsi and biceps brachii.
文章阐述了正握引体向上比反握引体向上难做的因素，明确了做引体向上动作，主要用来发展胸大肌、阔肌和肱二头肌的肌力，发达这些肌肉的肌肉块。

Your chin is the part of your face that is below your mouth and above your neck.