Gleeking is when an individual is able to squirt spit out of the mouth causing amazement if not disgust from surrounding people. This salivary spray comes out from Wharton's duct which is an opening located under the tongue tip that drains the submandibular glands located under the jawline (black arrows in pic). This duct opening normally is about 0.5mm in diameter... very small! The channel that carries saliva to this opening is about 4mm in size. However, in individuals who have a t…