ˋㄌㄧˋㄇㄣˊménㄏㄨˋ

  1. 比喻一團獨立出來自成一家·一回》:除非自立門戶真心想法子。」·揚州畫舫錄·》:本地亂彈春臺外江不能自立門戶徵聘四方。」寄人籬下依人籬下

to form one's own group or school of thought, to set up one's own business, to establish oneself