Settler meaning : 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.