proper noun
a town and commune of Yvelines department, Île-de-France, France
Related: trappiste
From earlier forms Trapes, Trappe, from Middle French Trapas, from earlier Trapes, from Old French Trapis, from Medieval Latin Trappas, villa trapas, Villatrapas; all ultimately from Old French trape (“trap”), referring to wildlife traps set in the surrounding land.