redlining noun2 •The process of or an instance of redlining.I won't soon forget Ben handing me the first of those printouts, literally covered with his notes, arrows, X's, redlinings...My heart sank. — 2013 •(US, Canada) The systematic denial of various services to residents of specific, often racially associated, neighborhoods or communities, either directly or through the selective raising of prices. formsredlinings