Entry 1 sense Webster, 1913 Backsettler /(băk"sĕt"lẽr)/ · Back·set·tler · IPA 01 n. One living in the back or outlying districts of a community. 1. One living in the back or outlying districts of a community. “The English backsettlers of Leinster and Munster.” — Macaulay.