jitterbug

A one-stringed instrument (monochord) that consists of a wire string attached to something solid like the side of a house, and played with a piece of metal or glass, originating in the African American traditional music of Mississippi in the United States.

A nervous or jittery person.

A jazz musician or aficionado.

An uptempo jazz or swing dance which embellishes on the two-step pattern and frequently incorporates acrobatic style swing steps.

To dance the jitterbug.