Someone or something that is a household name or word is very well known.
Today, fashion designers are household names.
如今,服装设计师们家喻户晓。
households
A household is all the people in a family or group who live together in a house.
growing up in a male-only household.
在全体成员均为男性的家庭里长大。
Many poor households are experiencing real hardship.
许多贫困家庭正经历着严重的困难。
The average household consists of three people.
普通家庭一般有三个成员。
The household is your home and everything that is connected with taking care of it.
household chores.
家务活。