Set"tler (?), n.
1.
One who settles, becomes fixed, established, etc.
2.
Especially, one who establishes himself in a new region or a colony; a colonist; a planter; as, the first settlers of New England.
3.
That which settles or finishes; hence, a blow, etc., which settles or decides a contest.
[Colloq.]
4.
A vessel, as a tub, in which something, as pulverized ore suspended in a liquid, is allowed to settle.
© Webster 1913.