jugular (adj.) Look up jugular at Dictionary.com
1590s, "pertaining to the throat or neck" (especially and originally in reference to the great veins of the neck), from Modern Latin jugularis, from Latin iugulum "collarbone, throat, neck," diminutive of iugum "yoke" (from PIE root *yeug- "to join"). As a noun, 1610s, short for jugular vein.