What is the meaning of Belong?

To have its proper place.

To be accepted in a group.

To be a part of a group.

To be part of, or the property of.

To be the spouse or partner of. (Can we add an example for this sense?)

(followed by to) To be an element of (a set). The symbol ${\displaystyle \in }$ means belongs to.

To be deserved by.

To do something habitually or customarily.

Of, belonging to.

of; belonging to

Source: wiktionary.org