k-scale
A scale that judges how good or how bad sex is. 10 is the best. 0 is like having a sandwich made of dog food. Anything below that is so bad you’d rather be hit with a flaming mop and a math test.
That was a -2. I think I was born in a blender.
He gave me a -5. I’d rather have been yelled at by a goat.
She gave me a -9. I think I was born in a trash can.