To emit a long shot of spit from underneath your tongue. Gleaking can range from a distance of a few inches to a few feet (usually 7 feet). Gleaking is usually inherited genetically and cannot be learned. I reccomend using is to piss off your teachers by spitting them in the face.
I got a referral for gleaking Gus in the face.
by ylime evarglesseh November 13, 2003
To Gleak or Gleaking is a verb describing the action where saliva is shot out from the salivary holes under the tongue of the mouth. It is caused by the contracting of the muscles in the mouth.
I accidentally gleaked when I yawned
by Inetta August 14, 2008
To gleak is to emit a quick spray of spit or spittle from one persons mouth at another person.
I gleaked onto a Jame's face.
by Quikt July 06, 2003
When a small amount of saliva comes from the back of the throat and sprays out of the mouth. It is usually unexpected as it generally occurs while speaking or yawning.
I gleaked all over the newspaper I was reading.
by Nukkels May 04, 2004