What is poor?

Is the condition in which a person or community is deprived of or lacks the essentials for a minimum standard of well-being and life. understood in many senses, these essentials may be material resources such as food, safe drinking water, and shelter, or they may be social resources such as access to information, education, health care, social status, political power, or even the opportunity to develop meaningful connections with other people in society.

It is the state in which a person or community are unable to get what they need in their life because of some number of factors like food, education, sheter etc.

So it can be consider as the lack of certain basic amenities.