Green’s Dictionary of Slang

1. (US) a bruise or minor injury.

1993

J. Mowry Six Out Seven (1994) 179: My ass fall in some real sweet-smellin stuff today, man. Make y’all just forget all bout your owies.

2. (US) any jewellery that requires the piercing of one’s flesh, usu. an earlobe.

2007

posting at www.postpunkkitchen.com 🌐 Nose ring owies [...] I’ve had the left side of my nose pierced for just over a year. I’ve used only screw-type nose rings.