Harmony vocals performed by two or more people in a bar. Typically but not necessarily slightly out of tune and performed loudly to the accompaniment of the jukebox.

This is a neurological condition in which stimulation of one sensory or cognitive pathway leads to automatic, involuntary experiences in a second sensory or cognitive pathway. In this case it happens in a very specific way. Colors, Feeling, High Pitched noises, tastes, and many other sensory reactions are all reinterpreted as deeply resounding bass lines. A feeling that inwardly leaves the subject feeling like they are in a mild earthquake though outwardly there is no actual visual accompaniment.

The act of frequent random acts of play after a bath, usually by a Pembroke Welsh Corgi. The act generally consists of carpet diving, nose first,bouncing around like a bucking bronco and twisting side to side while laying on their back. Sneezing is the preferred accompaniment.

Drunken singing of popular songs from memory and with no accompaniment, often containing numerous mistakes in both pitch and the lyrics themselves.

The semi-permanent paralysis of the arms, hands and wrists evident in computer programmers who eschew use of the mouse in favor of short cut key combinations. The condition is recognizable by the frozen position of one's arms bent inwards, wrists bent outwards and fingers snarled into a useless tangle of digits.

Due to the frequent accompaniment of Programmer Palsy with Keyboard Hunch, sufferers of this disease risk being misidentified as "throwing gang symbols" when walking in unfamiliar neighborhoods.