quā^drīmātus, ūs, m.quadrimus,
I the age of four years (post-Aug.):
extra quadrimatum,Plin. 19, 11, 58, § 181:
ante quadrimatum,id. 8, 45, 70, § 176:
dum quadrimatum agant,Col. 7, 9, 2; 9, 1, 7.