the frenulum: the fine length of skin on the underside of the penis linking the fireman's helmet to the foreskin and main shaft, sensitive but also vulnerable during particularly rough sex

One who has a mania for music.

1. The elastic band of tissue connecting the foreskin of the penis to the underside of the glans; the fraenulum praeputii penis.

2. The string of a banjo, often plucked or strummed in order to produce twangy music as most regularly associated with the Hillbilly or Billy Connolly.

On the penis, that thin ridge of skin connecting the foreskin to the helmet

the thin piece of skin surrounding the glans and connecting them to the underside of the foreskin

banjo string, on the underside of the penis the sensative string connected to the helmet, often broken by tubes in the passion for rough sex

The thread that joins a males testes with his penis, clearly visible as an apparent line running down both the shaft of a mans penis and his testes.