Definition of jugular

Definition of jugular
  1. jugular Adjective Relating to, or located near, the neck or throat.
  2. jugular Adjective Of or pertaining to fish with ventral fins attached under the throat.
  3. jugular Noun Vein through the neck (or thorax) that returns blood from the head back towards the heart. Properly this is called the jugular vein.
  4. jugular Noun By extension, any critical vulnerability.
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