When a particular sound or piece of music appeals to the listeners ear so much, that the listener experiences a state of euphoria usually with tingles down the spine towards the knees.

Can also cause the listeners hair to stand up on the back of their arms.

There is no sexual relation.

Noun: a friend who is usually only called upon by a friend when a more primary/prominent friend is unavailable.

Taken from the term “second string” in an athletic competition situation. In football, if the star quarterback gets injured during a play, the second string is called off the bench to replace him/her. A “Second String Friend” is essentially benched until needed, if ever.

Synonyms: Plan B, Second Choice, Secondary Friend, Benched Until Needed

A point where audio stimulation reaches such an intense level that the brain rewards the body with an orgasm in the ear.

The feeling that you may experience when listening to a song that interests you. This feeling will most commonly occur when listening to a song that makes you happy or excited, or when listening to a song for the first time.

An audio induced orgasm

Generally the result of several hours of pron followed by death metal