What is the meaning of Settler?

Someone who settles in a new location, especially one who takes up residence in a previously uninhabited place; a colonist.

Someone who decides or settles something, such as a dispute.

That which settles or finishes, such as a blow that decides a contest.

The person in a betting shop who calculates the winnings.

A drink which settles the stomach, especially a bitter drink, often a nightcap.

A vessel, such as a tub, in which something, such as pulverized ore suspended in a liquid, is allowed to settle.

to settle (an argument, a dispute, etc.)

Source: wiktionary.org