quadriga UK /kwɒdˈɹiː.ɡə/US /kwɑˈdɹi.ɡə/ noun2 •(historical) A Roman racing chariot drawn by four horses abreast.On another denarius we see Victory holding a wreath and driving a quadriga […] — 1898 •(historical) A team of four horses, or sometimes other animals, especially as used in chariot racing. formsquadrigae · quadrigas