freeloader

My brother is such a freeloader; he always shows up at dinner time without bringing anything.

用法提示：这里'freeloader'指习惯性蹭饭、不付出的人。

The party was full of freeloaders who never offered to help clean up.

用法提示：名词复数形式，形容只享受不付出的人。

She called him a freeloader because he lived in her apartment rent-free for months.

用法提示：'freeloader'指长期依赖他人、不承担费用的人。