I. ˈjə-gyə-lər also ˈjü- also -g(ə-)lər adjective
Etymology: Late Latin jugularis, from Latin jugulum collarbone, throat, from jugum yoke — more at yoke
Date: 1597
1. : of or relating to the throat or neck
2. : of or relating to the jugular vein
II. noun
Date: 1615
1. : jugular vein
2. : the most vital or vulnerable part of something
showed an instinct for the jugular in competition