Empty Nuts
When you masterbate so much that nutting no longer feels good.
I’ve been watching so much porn lately that I’m getting empty nuts.
empty nut
When you nut, but don't care. It's almost like you didn't nut at all.
I'm so tired, I don't even care to masturbate. It will just be an empty nut.
empty nut sack
A pathetic person with no balls.
My boss is an empty nut sack. He can not stand up or defend for any of his employees to his boss.