Incomers refers to the Easterling usurpers who ruled the land of Dor-lómin granted them by Morgoth after their treachery in the of Battle of Unnumbered Tears. It was a term used by the remnant of the House of Hador left as serfs and thralls under the tyranny of Brodda of the House of Ulfang.
Other versions of the legendarium
- J.R.R. Tolkien, Christopher Tolkien (ed.), The War of the Jewels, p. 253
- J.R.R. Tolkien, Christopher Tolkien (ed.), The Children of Húrin, "The Return of Túrin to Dor-lómin"
- J.R.R. Tolkien, "The Rivers and Beacon-hills of Gondor" (edited by Carl F. Hostetter), in Vinyar Tengwar, Number 42, July 2001, p. 13