concern, n. — Green’s Dictionary of Slang

concern n.

[SE concern, a thing, an appurtenance]

1. an individual.

1824

J. Wight Mornings at Bow Street 68: Dionysius Dobbs, a lean, lack-beardical, long-faced, sunken-cheeked, hollow-eyed, cossack-waisted concern.

2. the penis.

1890–1904

3. the vagina.

1890–1904