informal
if you say that someone is a waste of space, you mean that they do not do anything useful and you do not like them.
Her husband's a complete waste of space.
英语词组固定搭配大全包含18674条英汉双解词组,基本涵盖了全部常用英文词组、短语的翻译及用法,是英语学习的有利工具。