parotid : Idioms & Phrases

• noun a large salivary gland that produces 50% of daytime saliva; in human beings it is located in front of and below each ear
  

WordNet

• (Anat.), one of the salivary glands situated just in front of or below the ear. It is the largest of the salivary glands in man, and its duct opens into the interior of the mouth opposite the second molar of the upper jaw.

Webster 1913

• noun parotid branches of the facial vein; they drain part of the parotid gland and empty into the retromandibular vein
  

WordNet