Bramptonian /bɹæm(p)ˈtoʊ.ni.ən/adjective 1noun 1forms 3 adjective1 •Of, from, or pertaining to Brampton, Ontario. noun1 •A native or inhabitant of Brampton, Ontario, Canada.Mr. Needham has had about twenty years' experience in this field, in Ottawa, Smith's Falls, and elsewhere, and is himself a Bramptonian. — 1919 formsBramptonians · more Bramptonian · most Bramptonian