What is the meaning of Heir?

Someone who inherits, or is designated to inherit, the property of another.

One who inherits, or has been designated to inherit, a hereditary title or office.

A successor in a role, representing continuity with the predecessor.

To inherit.

alternative spelling of heer (“army”)

heir

alternative form of her (“hair”)

alternative form of here (“army”)

alternative form of hire (“her”)

alternative form of here (“haircloth”)

alternative form of her (“here”)

alternative form of here (“their”)

Source: wiktionary.org