noun, noun or participle which takes 'suru'
jostling; crowding; pushing and shoving
Refers to a situation where people push against each other in a crowded space, or metaphorically to a scramble or competition.
電車の中で押し合いになった。
There was jostling on the train.
セール会場は押し合いへし合
The sale venue was a huge crush of people pushing and shoving.