broom cupboard

noun
1
a large built-in cupboard used for keeping cleaning equipment, etc. in
کمد وسایل نظافت, کمد جارو, کمد لوازم پاکیزگی
2
a very small room
انباری کوچک, اتاقک کوچک, انبارک
I couldn't afford more than a broom cupboard to set up office in.