a. [ L. aquilinus, fr. aquila eagle: cf. F. aquilin. See Eagle. ] 1. Belonging to or like an eagle. [ 1913 Webster ]
2. Curving; hooked; prominent, like the beak of an eagle; -- applied particularly to the nose [ 1913 Webster ]
Terribly arched and aquiline his nose. Cowper. [ 1913 Webster ]