Green’s Dictionary of Slang

1. to make a mess of.

1952		M.F. Caulfield Black City 141: I was [...] making sure none of these characters make a balls of things.
1991		F. Mac Anna Last of the High Kings 108: The master electrician said that only a maniac could have made such a balls of things.
2001		G. Coughlan Everyday Eng. and Sl. 🌐 Balls (n): to mess up, e.g. I made a balls of that job.

2. to secrete near one’s genitals.

1997		N. Barlay Curvy Lovebox 11: I give her another an’ balls the rest.
2017		Unknown T ‘Bop with Smoke’ 🎵 Jakes pull up, balls the food and then blow.