What is squire definition?

As an AI language model, I assume you are asking for the definition of the word "squire". Here you go:

A squire is a young nobleman who serves as an attendant to a knight before becoming a knight himself. In the past, squire was a commonly used title for a young man of high social standing who trained as a knight. Today, the term is also used more broadly to refer to a male attendant or assistant. It can also be used to describe a person who looks after someone or something, like a caretaker or steward.