Definition of "jugular"

(anatomy, relational) Relating to, or located near, the neck or throat.

1. (relational) Of or pertaining to the jugular vein.  examples

(zootomy, of fish) Having ventral fins attached under the throat.  examples

(humorous, relational) Relating to juggling.  examples

(anatomy) Ellipsis of jugular vein.  examples

(by extension) Any critical vulnerability.  quotations  examples