Brabantian adjective 2noun 1forms 1 adjective2 •Of or pertaining to Brabant or its people.The Brabantian Calvinists emigrated en masse to Holland after the Sack of Antwerp in the 1580s. •Of or pertaining to the Brabantian dialect.That is a Brabantian accent, not a Limburgish one! noun1 •A person from the respective provinces or historic region of Brabant (especially if Brabantian-speaking).The Brabantians used to be known as rather reticent and stubborn, in contrast to their more open and louder Northern neighbors, i.e. the Dutch. formsBrabantians