磕头碰脑

kētóu-pèngnǎo

(1) [bump against things on every side; push and bump against one another]∶指人多、 东西多互相挤碰

一大群人磕头碰脑地挤着看热闹

(2) [not get along]∶比喻人与人之间闹矛盾

街坊邻里有个磕头碰脑的事, 他都出面调停