基本解释
拼音：kē tóu zhuàng nǎo
注音：ㄎㄜㄊㄡˊㄓㄨㄤˋㄋㄠˇ
解释：磕、撞：碰。跑在地上叩头行礼。也指用头顶撞他人，表明不肯善罢干休。也形容由于人多，人与人之间相互拥挤碰撞。
出处：元·秦简夫《东堂老》第三折：“自家扬州奴，我往常但出门，磕头碰脑的都是我那朋友兄弟；今日见我穷了，见了我都躲去了。”
单字解释：
磕
头
撞
脑
英语解释
Bump: bump. Run on the ground and kowtow. It also refers to hitting others with their heads, indicating that they are unwilling to give up. It also describes the crowding and collision between people due to a large number of people.
