1. A person or persons who make your life more difficult by overworking you. This person usually has authority or seniority over you and is always busting your balls to make you do things.
2. A breakdance move that involves waving your arms and hands near your genitals repeatedly.
1. My dad yelled at me all day to finish my school project so I think he is such a Nut Crumper.
2. Did you see that man doing the nut crumper dance, waving his arms towards his balls looking like he was masturbating with both hands?