1.the jaw, properly the lower jaw, ἡ κάτω γν. Hdt.; ἔπαγε γνάθον take your teeth to it! Ar.; oft. in pl., Plat., etc.
2.metaph. of fire, Aesch.
3.metaph. also, like Lat. fauces, of a narrow strait, id=Aesch., Xen.
4.the point or edge, as of a wedge, Aesch.