Speedcubing is the hobby of solving the Rubik's cube incredibly fast (eg. 30 seconds or faster). A person who practises speedcubing may be known as a speedcuber.
solving the rubik's cube, best puzzle ever, as fast as possible. It is very entertaining to solve, especially when you can solve it in under 30 seconds. It is a very physically demanding sport. You need to have very fast fingers and reaction speeds. It is very much like track and field.
Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".