ball stones

hard gristle lumps that form in one's testicles during puberty

"in my opinion" sympathised the consultant "we will have to remove the veg part of trevor's meat and two veg"
"NOOO" screamed the semi-anaesthatised trevor "it's me GALL stones, not me BALL stones, you pillock"

by theWestHamfan December 15, 2003

balls of stone

Slang for courageous.

That fucker’s got balls of stone.

by Dr Bunnygirl July 21, 2019

balls of stone

Courageous, manly.

100 haunted places you would visit if you had balls of stone

by SunnyNicks June 13, 2016